Whip-eez N2o Whip Cream Chargers - 360 chargers (36-10 packs) High quality European nirtous oxide whipped cream chargers Works with all brands of whip cream dispensers Top Choice among major coffee houses, ice cream shops and professionals Chargers are made out of the finest steel available and must pass through several stringent cleaning processes before being filled with N2o Cartridges are weighed to ensure the correct fill and are made of 100% recyclable steel