Munchkins latch8482 sterilise8482 bags allow you to eliminate 999 of bacteria from bottles teats soothers teethers small toys and breast pump accessories when on the go just fill the bags with small feeding items and water pop them in the microwave and youre full steam ahead for a hygienic clean the set includes six bags and each bag can be used up to 30 times the bags come with an easy spot to mark after each steam cycle to help you keep track of how many times you have used