Maymom 2nd Generation Pump Valves with Pull Tab for Spectra S1, S2 and 9 Pumps and Compatible with Avent Comfort Electric Breast Pump; (4 pc)

Maymom Silicone Membrane; Designed for Spectra S1 Spectra S2, 9 Plus Backflow Protector and Maymom Backflow Protectors, Long, Short and Medium; Not Original Spectra S2 Accessories or Spectra Pump Part

Maymom Backflow Protector, Long Stem, for Spectra S1, S2 and 9 Pumps to use Medela Flanges and Medela Parts; 2pc

Maymom Backflow Protector Compatible with Spectra S2 Spectra S1 and 9 Plus Breastpump Not Original Spectra Pump Parts Not Original Spectra S2 Accessories Replace Spectra Backflow Protector

Nenesupply Compatible Silicone Diaphragm for Spectra Backflow Protector Use on Spectra S2 Spectra S1 Spectra 9 Plus Not Original Spectra S2 Accessories. Replace Spectra Pump Parts

[6-Count] Papablic New Duckbill Valves for Spectra and Medela, Replaceable Duckbill Valves for Spectra S1 Spectra S2 valves and Medela Pump in Style, BPA/DEHP Free

Nenesupply 4 Count Duckbill Valves for Medela and Avent Breast Pumps Not Original Medela Pump Parts Work with Medela Pump in Style Swing Medela Symphony Replace Medela Valve Membrane and Avent Valves

2X 17 mm Maymom Wide Neck Pump Parts for Spectra S1/S2 Pumps; Incl Wide Mouth Flanges; Not Original Spectra Flange; Replaces Spectra Shield (Small Spectra Flange) (17 mm Two Flanges)

Maymom Widemouth Connector 2pc Compatible w Spectra S1 Spectra S2 Pump; Compatible with Medela PersonalFit Shield, Pumpin Pal Shield, Lansinoh Flange, Maymom MyFit Shields, MyFit Crater Shield

2X 21 mm Maymom Wide Neck Pump Parts for Spectra S1/S2 Pumps; Incl Wide Mouth Flanges; Not Original Spectra Flange; Replaces Spectra Shield (21 mm Small Spectra Flange)

Nenesupply Compatible Flange for Spectra S2 Spectra S1 Spectra 9 Plus Breastpump. Made by Nenesupply. Not Original Spectra Pump Parts Not Original Spectra S2 Accessories Not Original Spectra Flange