CO2 Cartridges for Purefizz Soda Maker - Set of 10 Cartridges - Fizz Up Your Drinks With Pure Fizz! - By Mastrad Set of 10 Food-Grade CO2 Chargers by Mastrad Each cartridge is filled with 8 grams of pure CO2 For use with the Mastrad Purefizz Soda Maker; carbonate beverages right at home Purefizz carbonates more than soda; make sparkling juices, add bubbles to alcohol and more For one-time use with Purefizz bottle