4pcs 17mm Flange Insert Compatible with eufy S1 Pro/S1/E10/E20, Fit for Momcozy M9/M6/M5/S12 pro Breast Pump, Replace for Spectra/Medela/MomMed/eufy/Lansinoh/Elvie with 24mm Flange/Shield

• 【Compatibility with 24mm Shield】：These Flange Insert is designed to enhance breastfeeding comfort and is compatible with a variety of mainstream breast pump with 24mm flange/Shield. Compatible with eufy S1 Pro/S1/E10/E20 breast pump, replacement for Momcozy M9/M6/M5/S12 pro/V1 pro/V2pro,Spectra Lasionh/NCVI/TSRETE/Medela/MOMMED/Nuliie/Elvie 24mm breast pump. It will reduce the 24mm shield nipple tunnel down to correct size.
• 【Maximize Pumping Efficiency】：The comfortable and soft silicone material is designed to stimulate milk flow and increase comfort during use. With the added benefits of reduced pain and increased milk output, our breast pump flange inserts are a must-have for any breastfeeding mother needing to pump milk. Achieve enhanced breast pumping, reduce pumping time, and maximize milk production by using the essential flange inserts for your breast pump.
• 【Various Size,Choose Exact Size】: Flange Inserts 17/19/21mm are used for finding the right size for your nipples without paying double fees.Choosing the right flange insert for pumping is more comfortable and efficient. Some mothers have the experience of nipple swelling while milking, so it's important to observe how your nipples look during a pumping session.
• 【Safe for both mom and baby】:Our flange sizing kit is made from food-grade silicone materials, free from BPA. They provide a soft texture that is gentle on delicate skin. The flange inserts fit closely with your skin, promoting efficient milk expression without any foreign body sensation.
• 【Easy & convenient】:Before use, the breast pump flange inserts can be sterilized with steam, boiling water, or microwave steam bags. After each use, the replacement breast pump parts can be washed with mild soapy water, then rinsed with clean water. We recommend replacing them every 2 months to maintain optimal functionality.

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