Sanitize naturally with the power of steam. The immune systems of newborns are still developing so it’s important to disinfect bottles, nipples, pacifiers and other feeding items. The Chicco Microwave Steam Sterilizer is easy to use and fits in most types of microwaves. It’s BPA-free and PVC-free. Using tap water, the process takes only a few minutes and involves NO CHEMICALS. The steam generated kills harmful household germs. You can sanitize 4 wide mouth or 5 regular bottles and parts. Contents remain sanitized for 24 hours if the lid is not removed. Tongs are included.