eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts
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Compatible with eufy Breast Pump E10 / E20 / S1 / S1 Pro.
Enjoy hassle-free, simple setup and operation.
Refer to our sizing guide to select the right size for optimal comfort. Nipple size may change during different breastfeeding stages, requiring different sizes of inserts. We recommend replacing flange inserts every 1 to 2 months.
Find the perfect fit for your unique needs and experience comfortable, smooth breast pumping with our silicone flange inserts.
These flange inserts are made from food-grade soft silicone.