CO Gas Cartridge For Safefit Air Vest from Seaver Hogstaonline 33g Gas Cartridge for SAFEFIT & Cavalleria Toscana Airbag Vests Helite CO2 Cartridge for Airbag Vest 100cc Men; Women Rec Power Co2 Cartridge Threaded 38g 45g For Airbag Jacket Motorcycle Airbag Vest Replacement CO2 cartridge for SWING airbag vest P25 AIR L, XL, 45g SeaverAirbag SAFEFIT Seaver. The SEAVER gas cartridges are screwed on the SAFEFIT vests. These cartridges allow the vest to inflate in the event of a fall, thus absorbing the shock and protecting you. The SAFEFIT vest must not be used without a gas cartridge. Only a gas cartridge adapted to your SAFEFIT vest can guarantee optimal protection in the event of the airbag mechanism being triggered. Size of Safefit Vest: Cartridge size: XX Small, X Small (Reg & Long) 24g Small, Medium, Large, X Large (Reg & Long) 33g CONDITIONS: These cartridges, whatever the model, are only compatible with the SAFEFIT. It is essential to choose a cartridge model adapted to the size of your vest SAFEFIT. RECOMMENDATIONS FOR USE : The cartridges can only be used once. You must change the cartridge as soon as the first one is perforated or shows signs of wear. Store at temperatures below 40C. Sold individually.