Breast Pump Parts Compatible with Spectra S1/S2/9 Plus, Not Original Accessories, Flanges 21mm, Duckbill Valves, Backflow Protectors (Duckbills Included) &Tubings

[Breast Pump Parts] including 2 sepctra Flanges, 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes. Can be used for spectra replacement pump parts. Made by Cubcare, Not Original Accessories for Spectra S1 Spectra S2 [Safe for Both Babies and Moms] speCtra s2 replacement parts is made of 100% food-grade silicone. It is skin-friendly, and BPA-free [Interchangeable with Flange Inserts for speCtra] Cubcare accessories are as good sunction power as OEM spectra replacement pump parts. Compatible with Spectra S1, Spectra S2, Spectra 9 Plus [Easy to clean] speCtra flange inserts can be sanitized with water steam, boiling water or microwave-steam bags, and you can use it with confidence [Customer Service] If you receive the wrong size, please contact us for a replacement. Cubcare is glad to provide you with the best possible solution and ensuring your satisfaction