Package Content10pcs M5 breast pump replacement accessories including 8pcs duckbill valve and 2pcs silicone diaphragmMade by IVARONALNot Original Mom cozy Parts Perfectly Compatibility Our duckbill valves and diaphragm is same suction as original pump parts without the issue of gaps on valve tips perfectly compatible with Momcozy M5 as the original ones didGreat replacement parts of stain diaphragm bring same comfortable and ease experience as you use with the original one Closed System DesignSilicone duckbill valve designed to prevent backflow of breast milk help to drain breast milk to the bottom of container no loss of suction Diaphragm are produced strictly according to professional standards the stronger suction draws out more milk Food Grade Silicone Material M5 breast pump replacement accessories are made of food grade silicone durable no leaking BPA free soft and odorless skinfriendly for mommy and baby soft comfortable material Snug fit can comfort and efficient pumping Easy to Clean Wash duckbill valves and diaphragm for momcozy m5 after each use with warm soapy water and rinse well Please use boiling watersteam with a temperature of 100212for 510mins Hard brushes is not recommended please use finger tips instead