CLOSED SYSTEM DESIGN: Silicone duckbill valves prevent milk backflow, directing milk into the collection bottle while preserving suction integrity for consistent performance. Item Type: Duckbill Valves Flange Inserts Diaphragm.
8 Pcs Duckbill Valves and 4 Pcs Diaphragm for Momcozy M5 Replacement Parts, Silicone Breastfeeding for Momcozy Breast Pump Replacement
Chrees 6 Pcs Duckbill Valves and 4 Pcs Silicone Diaphragms, Breastpump Parts, Silicone, Wearable, M5 Pump Parts Accessories, Diaphragms Set for M5 Breastpump Replacement
8 PCS Duckbill Valves for Spectra S1 S2 9 Plus Synergy Gold & Medela Pumps, Replacement Duckbill Valve Parts with Same Suction as Original (8 Pack)
Lansinoh Breast Pump Valves, 4 White Duckbill Valves - Spare Part Breastpumps
8 PCS Duckbill Valves for Spectra S1 S2 9 Plus Synergy Gold & Medela Pumps, Rep
8 PCS Duckbill Valves for Spectra S1 S2 9 plus Synergy Gold & Medela Pumps, Repl
