•One-piece design; easy to clean, less piece to keep, and less chance for suction power loss.
•All components are safe for steam sterilization, microwave sterilized or sterilized in boiling water.
•Compatible with all Medela pumps except FreeStyle, Swing Maxi and Harmony.
•US FDA registered medical device (No. D192499); Comply with US FDA standards for containers that contact food and class II medical device.
•Standard sized 25 mm inner diameter is most comfortable for the majority of breast feeding moms. However, other sizes are available too.