Philips Avent Sterilization bag

90 seconds per bag. Each bag package for steam sterilization in the microwave contains five individual bags. Each bag can be used up to 20 times. This means you can sterilize up to 100 Baby bottles, breast pumps and other accessories with just one package. Each bag contains a check box. By checking the checkboxes, you can easily track how often you have used each bag. Microwave steam sterilization bags have been proven to kill 99.9% of germs and bacteria.