Maymom Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus Non Original Pump Parts (19 mm Flanges)

CONTENTS: 2ct small 21mm flanges and 2ct duckbill valves for the Spectra S2, Spectra S1 and Spectra S1Plus breast pump. Made by Maymom Not Original Spectra Flanges, Spectra Duckbill Valve. Can use the Maymom flange for Spectra S2 pump parts or the Maymom valve for Spectra valve change. Made by Maymom, not by Original Spectra Company. Maymom is not affiliated with Uzinmedicare, the trademark owner of spectra. Compatible and replaceable with Spectra pump parts. Maymom pump parts have the same suction power as OEM parts, Spectra S2 pump parts and Spectra S1Plus accessories. MAYMOM FLANGE can be used with Spectra wide-neck bottles (wide-neck bottles), avant bottles and Maymom wide-neck bottles. Available flange sizes: 13mm, 15mm, 17mm, 19mm, 21mm, 24mm, 25mm, 27mm, 28mm, 29mm, 30mm, 32mm. MAYMOM DUCKBILL VALVES offers easy in and out features as well as durable quality and color options BPA / DEHP free. FDA compliant for food contacts. Tested for safety by independent laboratories. Test report available online for reference. Products in manufacturer-sealed retail packaging. No problem with dishwasher, steam cleaning, boiling water or microwave steam bags.