Cream chargers are an essential part of creating your own whipped cream. The Whip Cream Chargers (03119) from Espresso Supply are packaged 50 in a box. Each charger contains eight grams of nitrous allowing you to use just one charger per pint size bottle or two chargers per quart-sized bottle.  Additionally, these chargers have no expiration date, are leak proof and are constructed entirely from recyclable steel. Due to UPS regulations this item can only be shipped by ground, eliminating expedited shipping.