Each cream charger contains 8 grams food-grade Nitrous Oxide N2O, a tasteless, colorless gas safely used in the food industry for over 50 years. A proprietary cleaning process ensures zero oil residues, guaranteeing pure, high-quality performance. Designed for use with Frieling Professional Cream Whippers, simply fill the container with your desired liquid, charge, and create perfect whipped textures effortlessly.