Need reliable cream chargers for your whipped cream dispenser? These GreatWhip chargers hold 640g of food-grade nitrous oxide (N2O) in lightweight aluminum cylinders. They're designed to be more efficient with less wastage, so you get perfect whipped cream, mousses, or dessert foams every time—no oily residue or chemical aftertaste. The aluminum construction is odor-free and conforms to ISO 9001/9002 standards. Fits most standard whipped cream dispensers. Important: These are for culinary use only. DO NOT INHALE. Use with a proper pressure-reducing valve (sold separately). A box of 6 cylinders gives you plenty of refills for your kitchen creations.