Photo 1 of Nenesupply Pump Parts Compatible with Spectra S2 S1 9 Plus Breast Pump to Replace Spectra Pump Parts S2 Accessories Flange 24mm Duckbill Valve Tubing Bottles Backflow Protector (24mm - 4 Sets)

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Photo 1 of Nenesupply Pump Parts Compatible with Spectra S2 S1 9 Plus Breast Pump to Replace Spectra Pump Parts S2 Accessories Flange 24mm Duckbill Valve Tubing Bottles Backflow Protector (24mm - 4 Sets)Photo 2 of Nenesupply Pump Parts Compatible with Spectra S2 S1 9 Plus Breast Pump to Replace Spectra Pump Parts S2 Accessories Flange 24mm Duckbill Valve Tubing Bottles Backflow Protector (24mm - 4 Sets)