Maymom 19mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Breastpump Not Original Spectra S2 Accessories Not Original Spectra Pump Parts Replace Spectra Duckbill Valve and Flange
Nenesupply Compatible 21mm Flange and Duckbill Valves for Spectra S1 Spectra S2 Breastpump Not Original Spectra Pump Parts Replace Spectra S2 Accessories and Flange Not Original Spectra Duckbill Valve
28mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus, Include 2-Pack 23MM Flanges and 4-Pack Duckbill Valves, Not Original, Replace Accessories
19mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus, Include 2-Pack 23MM Flanges and 4-Pack Duckbill Valves, Not Original, Replace Accessories
Maymom 21mm Flange and Duckbill Valve Compatible with Spectra S1, S2 and 9 Plus
Maymom Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Pumps
