Irisana sterilizing bag For microwaves Box of 5 reusable units 100 uses. Exclusive use for microwaves Sterilizes toothbrushes, feeding bottles, teats, menstrual cups, pacifiers, etc., eliminating up to 99.9% of the most common bacteria and germs. Sterilizes in a simple, clean and fast way (approximately 3 min., depending on the microwave power) What is the IRISANA Sterilizing Bag? The IRISANA Sterilizing Bag is a bag exclusively for microwave use with which you can sterilize toothbrushes , bottles, teats, menstrual cups, pacifiers, etc., eliminating up to 99.9% of the most common bacteria and germs. Sterilization is quick, easy and risk-free, since the material from which the bag is made does not contain BPA and its design has a safe handling area. Duration: This product has a long useful life that extends up to 20 uses. For added convenience, the bag comes with a calendar where you can mark each of these uses. Format: The IRISANA Sterilizing Bag is sold in boxes of 5 units (representing about 100 uses in total) or in bags of 1 unit (20 uses).