It serves for simple, quick and safe sterilization of baby bottles, teats, suction cups and other baby products. When using these bags, sterilization takes only 1.5 minutes. Water vapor, which, when sterilized in the bag, destroys up to 99.9% of the bacteria. Each bag can be used up to 20 times – therefore, 1 pack containing 5 bags lasts up to 100 sterilizations. Bags do not contain BPA.