2PCS Flange Insert 19mm Compatible with Medela/Spectra/Willow/TSRETE/Momcozy S9/S12/S9Pro/S12Pro

• Compatible For Breast Pump: 17mm inserts compatible with Medela/Spectra/Willow/TSRETE/Momcozy S9/S12/S9Pro/S12Pro Breastpump 24mm shields. It will reduce the 24mm shield nipple tunnel down to Correct Size(not for 27mm shield). • Great Material: The inserts parts are BPA Free, made of silicone material, giving you peace of mind about your baby's milk. It is important to change out your pump parts after sometime! • Easy to Clean: Easy Cleaning, Wash pump parts after each use with warm soapy water and rinse well. The Flange Insert can be sanitized with water steam, boiling water or microwave-steam bags. • Choose the Right Size Flange Insert: The size of your flange is important for comfort and efficient pumping. Some moms will experience nipple swelling while pumping, so it's important to observe how your nipples look during a pumping session. While • 100% Satisfication: If you have any further questions about our wearable breast pump flange insert, Contact us anytime. Our service team will offer you the best solution.