Photo 1 of Flange Inserts 21mm 8PCS,Wearable Breast Pump Parts Compatible with Momcozy S12 pro/S9 pro/S12/S9/Medela/Spectra/TSRETE 24mm Breast Pump Shields/Flanges,Reduce 24mm Nipple Tunnel Down to 21mm

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Photo 1 of Flange Inserts 21mm 8PCS,Wearable Breast Pump Parts Compatible with Momcozy S12 pro/S9 pro/S12/S9/Medela/Spectra/TSRETE 24mm Breast Pump Shields/Flanges,Reduce 24mm Nipple Tunnel Down to 21mm