For sterilising on the go. The Philips Avent sterilising bags are ideal for easy sterilising at home or away. Each bag can be used up to 20 times. With 5 bags in a pack, this is up to 100 times; Includes: 5 microwave steam sterilizer bags. Features: In just 90 seconds bottles, breast pumps and other baby accessories can be sterilised. Microwave sterilisation can effectively remove up to 99.9% of bacteria. Each sterilising bag features a safe zone area where the bag can be safely grabbed when removing from the microwave. More convenience with minimal risk of burns. Each sterilising bag features a safe zone area where the bag can be safely grabbed when removing from the microwave. More convenience with minimal risk of burns. The bag can hold and sterilise up to three bottles at once or one breast pump. A sneak-peek window is included in the bag, so you can check whether the parts are positioned properly in the bag for optimal sterilisation. BPA free.