The 60cc airbag cartridge Hit Air is easily identifiable by its black label. It is compatible with airbag vests Hit-Air following: 
Full Airbag Vest (size M and L)
Full Airbag Vest II (sizes M and L)
Lightweight Airbag Vest (sizes L and XL)
 
The Hit-Air cartridges are announced as a precaution with a lifespan of 5 years, provided that they are not exposed to prolonged heat and that they are kept away from humidity.
The 60cc cartridges weigh 186g gross and contain 42g of Co². As a precaution, it is advised  to weigh the cartridges annually.