Conditions
Gas cartridges must only contain carbon dioxide or other suitable gas in Division 2.2 (non-flammable and non-toxic gas). Up to two (2) small cartridges may be fitted in the device. Not more than two (2) devices per passenger and up to two (2) spare small cartridges per device. You must gain approval from your airline before flying.
Quantity limit
No more than two cartridges fitted to the life jacket and no more than two spare cartridges per device
Airline approval required
Can be carried-on
Can be checked-in