Complete List Alphabetical Transportation Security Administration

For further guidelines on flying with batteries, please visit Guidelines for Batteries page on our website. A private screening area is available should an alternative screening process be required. Alternative screening options will be provided to you should the full body scanner or walk through metal detector not be a screening solution possible for you. Inform the screening officer and ensure the medication is properly labelled. While traveling internationally with CBD, the biggest concern will often become THC. If traveling with your CBD is non-negotiable for you, it’s a good idea to look into the area you’ll be traveling to and what sort of legislation already exists regarding this topic. Be sure that your gummies are securely packaged if they’re going in your checked luggage and ensure you follow any relevant restrictions if you decide to bring them in an unchecked bag.

Examining the efficacy and safety of CBD in patients with idiopathic and diabetic gastroparesis

However, the final decision rests with our checkpoint officers. The device must be protected from accidental activation.For more information to portable electronic devices, see the FAA regulations. Some contact lens solutions contain chemicals that typically alarm and may not be permitted through the checkpoint. Some contact lens solutions contain chemicals that typically alarm and may not permitted through the checkpoint. See the FAA regulations for more information.Permitted aerosol release devices (button/nozzle) must be protected by caps or other suitable means to prevent accidental release. Digital thermometers are also not restricted, unless powered by lithium batteries. Our officers will make every attempt to repack items the way they were when presented for screening. Tools that are 7 inches or less in length are allowed in carry-on bags. Even if completely purged, some airlines may refuse to allow engine powered equipment in carry-on if it has ever contained fuel. Please remove the computer from your carry-on bag and place it in a separate bin for X-ray screening. Permitted aerosol release devices (button/nozzle) must be protected by caps or other suitable means to prevent accidental release. Check with your airline prior to your flight to ensure your instrument meets the aircraft size requirements. Alcoholic beverages with more than 24% but not more than 70% alcohol are limited in checked bags to 5 liters (1.3 gallons) per passenger and must be in unopened retail packaging. Traveling with CBD gummies in checked baggage requires careful consideration and planning. Packing CBD gummies in checked baggage requires careful consideration to ensure they are stored safely and securely. Review the following guidelines to make sure you’re prepared to travel. Inform the TSA officer if you have a bone growth stimulator, spinal stimulator, neurostimulator, port, feeding tube, insulin pump, ostomy or other medical device attached to your body and where it is located before the screening process begins. Possession of any amounts of illegal drugs by travellers entering or transiting the UAE will be subject to punishment.

Can I Fly Internationally With CBD Gummies?

You are permitted to keep scissors smaller than 4 inches in your carry-on baggage. Passengers should check the product label for indications of flammable contents or other hazards. Please remove the printer from your bag and place it in a separate bin for X-ray screening Batteries installed in devices must be protected from accidental activation.

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  • For more information to portable electronic devices, see the FAA regulations.
  • You must ensure all medications and supplements are marked and measured accordingly to get through security.
  • The FAA limits the total amount of restricted medicinal and toiletry articles, including aerosols, in checked baggage.
  • Advance arrangements and extra check-in time may be necessary.
  • With the increasing demand for CBD products, many reputable brands have emerged, offering high-quality CBD gummies.
  • However, state laws can differ significantly, creating potential challenges for travelers.
To help officers get a clear look at your bag and reduce the need for additional screening, we suggest you pack your bag in neat layers. If the projectile is attached & the powder has been drilled out, it is considered a replica and not allowed in carry-on. They are allowed only if the primer has been removed or has been discharged. Empty shell casings are allowed in carry-on bag as long as the projectile is no longer intact.
  • Please let our officers know you have medically necessary liquids and place them in a bin separately for x-ray screening.
  • You must also declare all firearms, firearm parts, bullets and cartridges to your airline during check-in.
  • Water for babies is allowed in reasonable quantities in carry-on bags.
  • Firearm parts, including frames, receivers, magazines, clips, bolts and firing pins, are prohibited in carry-on, but may be transported in checked bags.
  • / 350 mL must be placed in a separate bin for X-ray screening.
  • For lithium batteries that are installed in a device (laptop, cell phone, camera, etc.), see FAA regulations for "portable electronic devices, containing batteries."
  • CBD gummies derived from hemp and containing less than 0.3% THC by dry weight are permitted in both carry-on and checked luggage.
  • Lithium metal (non-rechargeable lithium) batteries are forbidden with these devices.
  • CBD is a substance that’s still newly legal in the United States and many other nations, which makes traveling with it confusing and, at times, complicated.
We recommend placing contact lens solutions over 3.4 ounces in your checked baggage. Any oversized medically-necessary liquids that alarm during screening, testing positive for certain chemicals, may not be allowed through the screening checkpoint. Including paintball markers, may be carried in checked baggage without compressed air cylinder attached. If you do decide to travel with CBD products, gummies certainly aren’t your only option. When traveling abroad, it’s usually best to leave the CBD gummies at home. If you’re flying within the US, you shouldn’t have much to worry about so long as your products comply with other airline restrictions. CBD gummies and other CBD products are legal to possess and transport domestically within the US, but things get a bit more complicated when you bring air travel or international travel into the equation. Since the law in the US is under 0.3%, buying a legal full spectrum product here and traveling to Europe could land you in hot water upon arrival. Electronic smoking devices are allowed only in carry-on baggage. With CBD isolate or broad-spectrum products, you can assure anyone who might have questions that you are only traveling with CBD. In order to play it very safe, try traveling with only products that are THC-free. As discussed previously, some products (like gummies) are easier to conceal or pass off as non-offending substances than others, but it’s always a good idea to err on the side of caution when traveling far away. Sadly, the technology doesn't currently exist to create a real lightsaber. TSA PreCheck® travelers do not need to remove shoes, laptops, liquids, belts or light jackets. Please remove the laptops from your bag and place it in a separate bin for X-ray screening. You can ask the TSA officer to screen you and your valuables in private to maintain your security. Please let our officers know you have medically necessary liquids and place them in a bin separately for x-ray screening. However, state laws can differ significantly, creating potential challenges for travelers. Federal regulations permit CBD derived from hemp, as long as it contains less than 0.3% THC. To prevent post-travel soreness and stay energized and comfortable for your vacation to come, try rubbing on a soothing lotion or cream. Just remember to store your tincture in a container that’s no larger than 3-ounces per TSA regulations. Dropping a few drops of CBD oil under your tongue before you arrive at the airport or in your water bottle as you board the plane may help you travel with ease. Ultimately, a little preparation goes a long way in making travel with CBD enjoyable and worry-free. Coincidentally, what seems like a simple packing task can turn into a stress-free journey if travelers do their homework. Additionally, it's advisable to keep documentation handy, and monitor cbd dosage to avoid issues. They should research local laws regarding CBD types and confirm that their products contain less than 0.3% THC. Travelers seeking to carry CBD products should prioritize safety and legality to ensure a smooth journey.
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Engine-powered equipment with residual fuel (e.g., chainsaws, generators, trimmers, etc.) is not allowed in carry-on or checked bags. Musical instruments must undergo screening when transported as carry-on or in checked bags. Some airlines do not allow cremated remains in checked bags, so please check with your airline to learn more about possible restrictions. The FAA limits the total amount of restricted medicinal and toiletry articles, including aerosols, in checked baggage. Sports equipment that can be used as a bludgeon (such as bats and clubs) is prohibited in the cabin of the plane and must be transported in your checked bags. The FAA has limits on preservative solution in checked baggage. Sports equipment that can be used as a bludgeon (such as bats and clubs) is prohibited in the cabin of the plane and must be transported in your checked baggage. Alcoholic beverages with 24% alcohol or less are not subject to limitations in checked bags.
  • Generally, plastic and small wood cutting boards are allowed.
  • This instruction covers spare lithium metal and spare rechargeable lithium ion batteries for personal electronics such as cameras, cell phones, laptop computers, tablets, watches, calculators, etc.
  • However, travelers should remain aware of CBD restrictions that may vary by state.
  • We recommend that you put undeveloped film and cameras containing undeveloped film in your carry-on bags or take undeveloped film with you to the checkpoint and ask for a hand inspection.
  • Circular thread cutters or any other cutter or needlepoint tools that contain blades must be placed in checked baggage.
  • CBD from hemp is legal at the federal level, so you won’t face any legal repercussions for possessing these products.
  • The TSA will act accordingly if you attempt to bring certain products through security.
  • Inform the TSA officer at the beginning of the screening process that you are carrying formula, breast milk, toddler drinks, and baby/toddler food (to include puree pouches) in excess of 3.4 ounces.
CBD helps calm nerves and settle anxiety, so traveling without it isn't possible for many. Packing and traveling can be stressful, so to cut down on stress, many people take CBD gummies. Accordingly, TSA security officers do not search for marijuana or other illegal drugs, but if any illegal substance is discovered during security screening, TSA will refer the matter to a law enforcement officer. We recommend, but do not require, that your medications be labeled to facilitate the security process. These are limited to travel-size hand sanitizer containers that are 3.4 ounces (100 milliliters) or less per item. Electric curling irons and hair straighteners with cords are not restricted unless they also include batteries or gas/fuel cartridges See Hair Straightener (cordless) for more information. Glow sticks must follow the liquids rule for carry-on bags. Note that medically necessary gel ice packs in reasonable quantities are allowed regardless of their physical state of matter (e.g., melted or slushy) with or without the presence of breast milk. It must also still follow the rule for liquids to not break the TSA rules for security. There are, however, rules on whether pilots and staff can take it due to the FAA and airline policies. Other products may cause problems, but specific government laws make it possible to fly with CBD gummies. In most states, it is legal to purchase and possess these products. The TSA reviewing your products is actually one of the smallest concerns you might worry about – what’s often much more nuanced and challenging is crossing international borders. Travel within the US is much more approachable than international travel, but it’s important to be aware of limitations that might exist in either scenario. While we are careful to only recommend products we actually use and like, you should know of our relationship with these companies. Your trusted source for travel guides, tips, and insights since 2020. Some of these devices are manufactured with lithium batteries. The blade must be removed prior to entering the screening checkpoint. For tools powered by lithium batteries, see FAA regulations. For more information, see TSA special procedures.Devices containing lithium metal or lithium ion batteries should be carried in carry-on baggage. However, with the increasing demand for CBD products comes the need to understand the regulations surrounding their use, especially when traveling. Discover the intricacies of traveling with CBD gummies in your checked luggage. To determine if an item can be placed in checked baggage, see the What can I bring? You must declare these items to security officers at the checkpoint for inspection. Prohibited Articles by EC Aviation Security Battery-powered electronic smoking devices, such as “e-cigarettes, e-cigs, e-cigars, e-pipes, e-hookahs, personal vaporizers, electronic nicotine delivery systems,” can be brought as carry-on items only. Use the iDeclare app by Dubai Customs to check the items you can bring into the UAE and make any declaration in advance, making your journey through customs smoother. Water for babies is allowed in reasonable quantities in carry-on bags. Check with your airline to see if they allow walking sticks as carry-on items. Sharp-tipped walking sticks are not allowed carry-on items. TSA officers may instruct travelers to separate items from carry-on bags such as foods, powders, and any materials that can clutter bags and obstruct clear images on the X-ray machine. Please note however that even if an item is generally allowed, our officers make the final decision on whether an item is allowed through the checkpoint. Wheelchairs and other mobility devices are permitted through the checkpoint but not permitted into the cabin of the aircraft. Some nations impose severe penalties for possession of CBD products. Traveling domestically with such products is legal under federal law. The 2018 Farm Bill legalized hemp-derived CBD products with less than 0.3% THC. Please check with your airline for any size or weight restrictions. Air mattresses with built-in pump are allowed in carry-on bags. Planning ahead and packing properly can facilitate the screening process and ease your travel experience at the airport. A study published in the Journal of Cannabis Research found that CBD reduced anxiety and stress in individuals traveling by air. Like other high-value objects, you may wish to pack expensive reels or fragile tackle that does not pose a security threat (small flies) in your carry-on baggage. Sharp fishing tackle that may be considered dangerous, such as large fish hooks, should be sheathed, securely wrapped, and packed in your checked luggage. Tools 7 inches or shorter (measured from end to end when assembled) are allowed in carry-on baggage. External battery chargers that don’t require electricity and spare, uninstalled lithium batteries must be packed in a carry-on bag.
  • Please remove the printer from your bag and place it in a separate bin for X-ray screening
  • What should travelers know about packaging and documentation to ensure compliance?
  • TSA’s screening procedures are focused on security and are designed to detect potential threats to aviation and passengers.
  • Some contact lens solutions contain chemicals that typically alarm and may not be permitted through the checkpoint.
  • The effectiveness of CBD gummies in reducing travel anxiety and stress varies depending on the individual and the potency of the product.
  • If you’re travelling by air, make sure you know what you’re allowed to have in your carry-on and checked baggage.
  • It's vital to stay informed about the latest regulations to avoid any issues during travel.
  • Lithium-ion batteries that power mobility devices and are within the federal restrictions listed below are allowed on passenger aircraft.
The effectiveness of CBD gummies in reducing travel anxiety and stress varies depending on the individual and the potency of the product. However, more research is needed to fully understand the effects of CBD on travel anxiety and stress. Scientific research on the effects of CBD on travel anxiety and stress has shown promising results. Failure to declare CBD products can result in fines, confiscation, or even arrest. It's crucial to declare CBD products at customs and provide documentation, such as a prescription or a certificate of analysis, to avoid any issues.
Part 2: Items that are banned in carry-on for flights to the US
Check with the airline to ensure that the item will fit in the overhead bin or underneath the seat of the airplane. Wet food must follow the liquids rule for carry-on bags. The device and its packaging cannot weigh more than 30 kg (66 pounds).Please see FAA regulations for information on how the device must be constructed and packaged. For this reason, passengers with parachutes are encouraged to add 30 minutes to the airlines' recommended arrival window. While this technically means hemp-derived consumables like gummies that meet packaging and testing requirements are federally legal, some states have outlawed such products. Hemp-derived CBD products, under current federal law, are products that contain less than .3% THC. According to the FDA’s website, the agency has “not approved any other cannabis, cannabis-derived, or cannabidiol (CBD) products currently available on the market.” Delta is not responsible for items confiscated by local authorities. For mobility aids where the lithium battery is installed as an integral part of the device, there is no battery size limit. We’re here to help you bring the items you need. Though many items are permitted under our special items policies, be sure to review items that are forbidden. Passengers are required to take effective measures for preventing accidental activation of the heating element of the device when transporting the devices. All products contain less than 0.3% hemp derived Delta 9 THC in compliance with the 2018 Farm Bill. If you are travelling with valuable items such as jewelry, please keep those items with you at all times (do not put them in checked baggage). Fishing rods are permitted in carry-on and checked bags; however, passengers should check with the airline to confirm that the fishing rod fits within size limitations for carry-on items. Though allowed in checked baggage by international regulations, engines using fuels, internal combustion engines, or fuel cell engines are not allowed in baggage in the United States. Liquid or gel food items larger than 3.4 oz are not allowed in carry-on bags and should be placed in your checked bags if possible. Check with your airline before bringing any alcohol beverages on board. For items not listed here, our AskTSA team looks forward to answering your questions 365 days a year; live assistance is available from 8 am - 6 pm (ET). It's essential to be aware of the potential interactions between CBD products and other medications. Please place the console in a separate bin for X-ray screening. If the food is packed with ice or ice packs in a cooler or other container, the ice or ice packs must be completely frozen when brought through screening. If frozen liquid items are partially melted, slushy, or have any liquid at the bottom of the container, they must meet liquids requirements. You may provide the officer with the TSA notification card or other medical documentation to describe your condition.Submit the device for X-ray screening if you can safely disconnect.
Can you travel internationally with CBD gummies?
If you're travelling with young children, seniors, or anyone requiring additional assistance, look for the Family and Accessible Line at the security checkpoint. In conclusion, traveling with CBD in checked luggage can be a smooth experience if one understands the legality across regions and adheres to TSA guidelines. However, it must be in your carry-on bag or your pocket, not your checked baggage. Luckily, those looking for rest and relaxation on national flights can bring CBD oil through TSA security screening checkpoints and on the plane. Multi-tools (multipurpose tools) with scissors less than 4 inches may be placed in carry-on bags. We recommend that you reach out to your airline to determine their policy. Please contact your airline for instructions on arranging oxygen service. See FAA regulations for more information on quantity limits. If your bag requires additional screening, our officers will need to open the covers. CBD products are legal in Mexico, but their use is heavily regulated. You can also check with local CBD stores or online retailers for in-store pickup options. With the increasing demand for CBD products, many reputable brands have emerged, offering high-quality CBD gummies. In the European Union, CBD products are legal, but their labeling and packaging requirements are strict. Tobacco, E-Cigarettes or Marijuana Want travel-friendly CBD gummies? CBD gummies can be a great tool for calming nerves during travel, helping you sleep on flights, or reducing jet lag. Travel-friendly products can look different from person to person, but no matter who you are or what your needs may be, you can find great product recommendations over at our directory. Powerless devices will not be permitted onboard the aircraft. We also recommend that you contact your airline to determine their policy for bringing and stowing the dress on the airplane, as well as how it fits into their carry-on bag limitations. Used syringes are allowed when transported in Sharps disposal container or other similar hard-surface container. The lithium ion batteries must be carried in carry-on baggage only. Lithium metal (non-rechargeable lithium) batteries are forbidden with these devices. For items you wish to carry on, you should check with the airline to ensure that the item will fit in the overhead bin or underneath the seat of the airplane. While these types of toys are generally permitted, we recommend that you pack them in your checked baggage. Power tools and all other tools greater than 7 inches must be packed in your checked baggage. Self-defense sprays containing more than 2% by mass of Tear Gas are prohibited in both carry-on and checked baggage. Circular thread cutters or any other cutter or needlepoint tools that contain blades must be placed in checked baggage. Sharp-tipped hiking poles are not allowed carry-on items. Please notify the TSA officer at the checkpoint for inspection. Like other high-value objects, you may wish to pack expensive reels or fragile tackle that does not pose a security threat (small flies) in your carry-on bags. Please carefully pack your electronics items, making sure all cords are wrapped and any DVDs, CDs, or cassettes are removed from their devices. TSA allows larger amounts of medically necessary liquids, gels, and aerosols in reasonable quantities for your trip, but you must declare them to TSA officers at the checkpoint for inspection. Law enforcement treats CBD and THC differently, and it's essential to understand the laws and regulations regarding these compounds. The TSA has a stance on CBD products and medical marijuana, which is based on the federal law. The Transportation Security Administration (TSA) has guidelines on medical marijuana and CBD products, which are subject to change. CBD gummies are edible products infused with CBD, a non-psychoactive compound found in cannabis plants.
  • A live lobster is allowed through security and must be transported in a clear, plastic, spill proof container.
  • Sharp-tipped walking sticks are not allowed carry-on items.
  • If you do decide to travel with CBD products, gummies certainly aren’t your only option.
  • If your bag is flagged, the TSA will want to check thoroughly to ensure your CBD is within the legal limit.
  • Packing CBD gummies in checked baggage requires careful consideration to ensure they are stored safely and securely.
  • You can also check with local CBD stores or online retailers for in-store pickup options.
  • Note that medically necessary gel ice packs in reasonable quantities are allowed regardless of their physical state of matter (e.g., melted or slushy) with or without the presence of breast milk.
  • Read on to learn if your favorite CBD products can travel safely with you on your next flight.

How to Get Your Edibles Through Security​

TSA’s screening procedures are focused on security and are designed to detect potential threats to aviation and passengers. Screening officers are trained to handle such situations with care and may conduct additional screening to resolve the alarm. If your medical device alarms, inform the screening officer that it is a medical necessity. All alarms must be resolved to be before you can proceed through security. Inform the screening officer that the device is an important part of your medical treatment. In some cases, medical purposes are enough to justify transporting these sorts of products; speaking with a healthcare professional can also be a great way to get additional insight (and perhaps a letter of permission). If you absolutely must travel with your CBD, it never hurts to do a bit of research on your destination and local/national policy on cannabis and CBD. Even if you can get away with transporting them, the illegality of these products makes using them abroad risky, and it may be challenging to get them back home. In fact, TSA officers may not even be able to identify that your products contain CBD – regardless though, you won’t be breaking any laws. Place battery-operated or electric coolers in checked luggage, as they may undergo additional screening and could be intercepted. Being informed empowers travelers to enjoy their products freely while adhering to regulations. Familiarity with these guidelines can help ensure smooth passage through security checkpoints. Traveling with CBD products in checked luggage raises important questions about legality and safety.
  • The blade must be removed prior to entering the screening checkpoint.
  • By adhering to these guidelines, you can safely travel with CBD gummies within the U.S.
  • Check with your airline to see if they allow walking sticks as carry-on items.
  • Blenders are allowed in carry-on bags if the blade has been removed.
  • Some medical devices and passengers with implants may require additional screening, including swabbing for explosive trace detection (ETD).
  • These are limited to travel-size hand sanitizer containers that are 3.4 ounces (100 milliliters) or less per item.
Packing your CBD in with your checked luggage will ensure that they arrive safe and sound on the other side. You can pack your gummies in checked luggage if the CBD is not in liquid or oil form. The TSA does not have a preference on whether a carry-on or checked bag is better. When it comes to the TSA and marijuana or CBD products, there are a few items they permit on planes. You will need to pack CBD with all other medications, whether in checked or carry-on. The legality of CBD products also differs in various countries and states, and it's essential to research the specific laws and regulations of the destination before traveling with CBD gummies. For more details about permitted personal care items, review the guidelines for medical oxygen or traveling with medical devices. If you rely on insulin pumps or CGM, follow these steps at the security checkpoint. If you have specialized medical needs, you can contact CATSA at least 48 hours in advance of your flight to discuss any specific requirements you may have at the pre-board security checkpoint. The 2018 Farm Bill legalized the cultivation and sale of hemp-derived CBD products in the United States, but individual states have their own laws and regulations governing CBD product use. Learn about the regulations, safety guidelines, and compliance requirements for carrying CBD products across borders. You must also declare all firearms, firearm parts, bullets and cartridges to your airline during check-in. As for international travel, the best rule of thumb if you want to steer clear of possible legal woes is to not bring any form of CBD, hemp-derived products or full-blown marijuana along for the journey.
  • Scientific research on the effects of CBD on travel anxiety and stress has shown promising results.
  • Use the iDeclare app by Dubai Customs to check the items you can bring into the UAE and make any declaration in advance, making your journey through customs smoother.
  • TSA officers have the discretion to prohibit any item through the screening checkpoint if they believe it poses a security threat.
  • If you are not within the screening area, you will be paged using the airport intercom system; if you are not present to assist with screening the parachute, the parachute will not be allowed on the plane.
  • Solid food items (not liquids or gels) can be transported in either your carry-on or checked bags within the continental United States.
  • They should research local laws regarding CBD types and confirm that their products contain less than 0.3% THC.
  • To facilitate screening, we suggest that you purchase a temporary or permanent crematory container made of a lighter weight material, such as wood or plastic.
  • Like other high-value objects, you may wish to pack expensive reels or fragile tackle that does not pose a security threat (small flies) in your carry-on bags.
Devices containing lithium metal or lithium ion batteries should be carried in carry-on baggage. Consulting with a doctor before traveling with CBD products is crucial to ensure safe and effective use. It's essential to research the specific laws and regulations of the destination before traveling with CBD gummies to avoid any issues. Lithium-ion batteries that power mobility devices and are within the federal restrictions listed below are allowed on passenger aircraft. Check with your airline if ammunition is allowed in checked bags. You can pack CBD products in your checked baggage. But are travelers allowed to bring federally legal hemp-derived products in their carry-on or checked luggage when flying? Even if an item is generally permitted, it may be subject to additional screening or not allowed through the checkpoint if it triggers an alarm during the screening process, appears to have been tampered with, or poses other security concerns. Emirates forbids the transportation of all smart balance wheels (even with the lithium batteries removed) either as checked-in or carry-on baggage. Blunt-tipped walking sticks are allowed in carry-on or checked bags and must be screened like other property. Musical instruments must undergo screening when transported as carry-on or in checked baggage. These items are required to be placed in checked bags with or without blades. Generally, tent poles are allowed in carry-on or checked bags. Still Not Sure If You Can Bring CBD Gummies On A Plane? Ask the TSA Be sure to inform the screening officer about the sterile nature of the packaging. However, you must present them separately to the screening officer. Medications are exempt from liquid restrictions, but they must be declared to the screening officer for inspection. However, when travelling outside of Canada, there may be additional considerations , so we recommend you visit travel.gc.ca for more information. Bringing a day-by-day pill separator is not an issue for security. Flying With Edibles: Whats the Risk? pHenohunter org Along with the limitation on THC in your CBD oil, the TSA applies the 3-ounce liquid rule to CBD products. Per legal regulations, the THC content of your CBD product must be less than 0.3% if you plan to bring CBD edibles on the plane with you. However, you must abide by THC content limitations, bottle size regulations, and carry-on rules, particularly when bringing aboard vape pens.