【Perfectly Fit for eufy Breast Pump】：These breast pump flange inserts compatible with eufy Breast Pump E20/E10/S1/S1 Pro Wearable Breast Pump, ensuring a flawless fit and optimal performance for your breastfeeding needs.

【Efficient&Design the Same as OEM】: Our flange inserts are designed to be the same as eufy original parts, providing the same quality and pumping working, can be perfectly replaced for original accessories. With the added benefits of reduced pain and increased milk output, Achieve enhanced breast pumping, reduce pumping time, and maximize milk production by using the essential flange inserts for your breast pump.

【Customized Comfort】:Nipple size may change during different breastfeeding stages, requiring different sizes of inserts.Experience ultimate comfort with our silicone Flange Inserts featuring multiple size options (17mm, 19mm, 21mm). Find the perfect fit for your unique needs and enjoy a cozy pumping experience.

【Safe and Gentle for Mom& Baby】：These breast pump flange inserts are made from food-grade silicone,BPA-free and super soft materials,safe for both mom and baby. the soft silicone material is designed to stimulate milk flow and increase comfort during use, reduce pumping time and maximize milk production.

【Durable & Easy to Clean】:Made for busy breastfeeding mothers, these silicone flange inserts are easy to clean and maintain. They can be sanitized using around 100°C (212°F) water steam or boiling water, easy to clean and dishwasher safe.For optimal performance and maximum milk output, we recommend replacing the flange inserts every 1-2 months.