Wide Neck Pump Parts for Spectra S1/S2 Pumps; Incl Wide Mouth Flanges; Not Original Spectra Flange; Replaces Spectra Shield (Small Spectra Flange)

Contains 2x 17mm widemouth flanges for spectra s1 pump, s2 pump and 9 pump. Suitable for mother with a nipple diameter 14-15 mm (measured AFTER a pumping session). Suitable for spectra s2 accessory replacement. BPA free; Complies with US FDA regulation for plastics that contact foods Works with spectra wide mouth bottles, AVENT bottles, and Maymom wide mouth bottles. They are NOT compatible with OTHER wide mouth bottles. Dishwasher toprack safe; Steam safe sterilization;