· COMPATIBLE PUMPS: Belmikal 4pc duckbill valve MADE BY Belmikal. MADE BY Belmikal;Compatible with Momcozy/TSRETE/HAUTURE/ PADRAM/LittleLucky/OMFMF/LoveOfLive/LORYHALL/MuTouJia/Befano/Kompoll/JOYSA/Bwcece/JOOYUM/HLTxia/Putybudy Breast Pumps Wearable S9|S10|S12。Not original pump parts.· Easy Cleaning：Wash Belmikal pump parts after each use with warm soapy water and rinse well.Can be sanitized with water steam, boiling water or microwave-steam bags.· ENOUGH SAFETY：BPA Free, made of silicone material.All Beigcal pump parts that come in contact with breast milk are BPA free, giving you peace of mind about your baby's milk。· REPLACEMENT GUIDANCE–Replace every 4-12 weeks,After being used for a period of time, it will age and lose elasticity, affecting the suction。 Diaphragm and duckbill valve accessories can perfectly meet the accessories you need when using breast pump. The diaphragm is used to help the breast pump maintain the seal to prevent milk leakage. The duckbill valve can be used to drain milk to the bottom of the container.· ✉ PROFESSIONAL AFTER-SALES SERVICE:Your satisfaction is our encouragement to pursue high-quality products and service, You cannot return the goods,If you experience any issues we offer a complete No Questions Asked Money Back Guarantee. please contact us, we will assist you within 24 hours!