Contains a butane/propane gas blend that provides a steady and consistent burn at very low temperatures, making it ideal for more extreme use. All Coleman cartridges feature a standard screw thread for easy attachment of Coleman stoves and lanterns. For safety, the cartridge features Coleman's double safety resealable valve, this means that the cartridge can be disconnected and reconnected to your device, without leakage.Higher performance blend will continue to function down to -27 CentigradeSmall size cartridge, ideal for backpackingProvides reliable performance at extreme temperaturesSuitable for all Coleman cartridge gas appliancesSize: 9 x 7cmWeight total: 351gGas: 100 g