Maymom 2 Count Duckbill Valves for Spectra S1, S2, S9 and DEW350
Maymom 2 Count Duckbill Valves for Spectra.Designed for Spectra S1 Spectra S2 Spectra 9 Plus Spectra Dew 350 Spectra Pump Not Original Spectra Pump Parts Spectra S2 Accessories Replace Spectra Valve
Maymom Tubing and Duckbill Valves for Spectra S1 Pump and S2 Pump 8 Piece Set
Maymom Backflow Protector Duckbill Valve Compatible with Spectra S1 Spectra S2 Replace Spectra Backflow Protector Spectra Duckbill Valve Not Original Spectra Pump Replacement Parts
8 PCS Duckbill Valves for Spectra S1 S2 9 Plus Synergy Gold & Medela Pumps, Replacement Duckbill Valve Parts with Same Suction as Original (8 Pack)
Maymom Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Pumps