You may bring a life vest with up to two CO2 cartridges inside, plus two spare cartridges in your carry-on or checked bag. You may not transport CO2 cartridges without the associated lifejacket.

You may bring a life vest with up to two CO2 cartridges inside, plus two spare cartridges in your carry-on or checked bag. You may not transport CO2 cartridges without the associated lifejacket.

You may bring a life vest with up to two CO2 cartridges inside, plus two spare cartridges in your carry-on or checked bag. You may not transport CO2 cartridges without the associated lifejacket.

Always check with your airline for any updates to regulations regarding CO2 Cartridge for Life Vest. TSA officers have the final say on whether an item is allowed through the checkpoint.

While the TSA rules apply to flights departing from or arriving in the United States, international flights may have additional restrictions based on the destination country and airline policies. Always check with your specific airline and destination country regulations for international flights involving CO2 Cartridge for Life Vest. Review our international travel guide for more details.

For certain items, TSA requires travelers to declare them at security checkpoints. Even if CO2 Cartridge for Life Vest is permitted, it's always a good practice to inform TSA officers if you're carrying something unusual or that might raise questions during screening. This helps expedite the security process. Check our security screening guide for more information.