The Duckbill valve has been upgraded. It is now easier to install compared to the original version, and it does not affect the suction.Only compatible with Momcozy S9 Pro/S12 Pro, NOT Compatible with S9/12, etc.Momcozy Full Set Collector Cup includes upgraded duckbill valve,silicone diaphragm,24mm flange,milk collector and linker.Made from BPA free silicone material.Easy to install, remove and clean.Snug Fit with original Flange and Momcozy Cup.
Trustpilot
1 month ago
1 day ago