MembraneDiaphragm Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare Replacement 4 Duckbill Valves/Duck Bill Valve & 2 Silicone Membrane/Diaphragm Compatible with Momcozy M5 Wearable Breast Pump, Accessories Made by Durceler, Not Original Momcozy Pump Parts Added to wishlistRemoved from wishlist 0 Add to compare $7.99 $5.99 25%