Ameda CleanEase Microwave Steam Sterilizer Bags in 7 count package for steam cleaning breastfeeding accessories such as bottles and breast pump parts. CleanEase gives your baby the best protection against bacteria and other pathogens without the hassle of boiling. Microwavable items such as bottles or breast pump accessories can be steam sterilized easily and quickly in these bags at any time. Larger than the average microwave sterilizer bag with large 5.5" gusseted bottom makes it easy to fit your breast pump parts. Easy slide and seal closure. Quick clean your breast pump parts with these micro-steam bags. Perfect microwaveable sanitizing solution!