aBaby Steam Sterilizer uses natural steam to effectively sterilize baby bottles, nipples, pacifiers, breast pump accessories, and feeding utensils by eliminating common germs and bacteria without the use of chemicals. Its spacious design accommodates multiple feeding accessories at once, making daily sterilization quick and convenient for busy parents. How to use: Add the recommended amount of water, place clean feeding items inside, close the lid, and start the sterilization cycle according to the user manual.