Accessories Duckbill Valve 4-Pack
$12.99 USD
Buy at Amazon
MomMed Silicone Duckbill Valves Part for Wearable Breast Pump.
Number of Items: 4 Packs.
Item Dimensions: 2.17 x 2.17 x 1.38 inches.
How to measure the diameter of your nipple?
![Milk Collector Cup Accessories](http://mommed.com/cdn/shop/files/4_2eaaed75-aa88-40e9-8fd5-b4fdee987d54_{width}x.jpg?v=1681380634)
1. The standard flange size is often 24mm but you may need a smaller/larger flange/shield based on your measurement.
2. Compare the diameter of your nipple to the size guide chart.
![Milk Collector Cup Accessories-fix for Momcozy pumps](http://mommed.com/cdn/shop/files/8_30d02afa-9ad4-4ca7-a252-5f893a8312c8_{width}x.jpg?v=1681380636)
Compatible with:
Spectra 24mm (15-21mm Flange Insert) and 27mm ( 24mm Flange Insert).
Spectra Handsfree Cups.
MomMed Electric Breast Pump.