Include upgrade duckbill*6 and silicone diaphragm*4,compatible with Momcozy S12 Pro/S9 Pro Wearable Breast Pump.Also use for TSRETE,kmaier,Luxlady,HAUTURE,eulumap,Fisroa,Goldeep,Zybeauty,PADRAM,HAHOME,Kompoll,OMFMF,Paruu,LRKHFFD,Mumeasy Breast Pumps,and use with any S9|S10|S12 Wearable Breast Pump
6pcs upgrade duckbill valves can rotate in any direction,easy to install,remove and clean(The original parts must be accurately aligned;otherwise,there may be leaks and inadequate suction).Same suction as original Momcozy S12 Pro/S9 Pro duckbill valves.No loss of suction.
The silicone diaphragm is used to help the breast pump maintain the seal to prevent milk leakage.
BPA free,made of BPA free silicone material.
Easy cleaning,use with warm soapy water and rinse well after each use. Please use boiling water/steam, with a temperature of around 100°C (212°F).