20-use sterilizing bag that eliminates 99% of the most common bacteria and germs Exclusive use for microwaves 5 units 100 uses Can be used with Tooth-brushes baby bottles Teats menstrual cups Pacifiers Instructions: 160 ml of drinking water Put water inside the bag Put the items in the bag Close the bag tightly Follow specified microwave instructions and times Wait two minutes let out the steam Empty the water through the steam outlet hole