MAYMOM PUMP PARTS compatible with Spectra S1 PLUS, Spectra S2 PLUS, Spectra 9 PLUS breast pumps. Include 2 flanges, 2 duckbill valves, 2 backflow protectors, and 2 tubes. The flanges connect with wide-neck bottles. MADE BY MAYMOM. Not original Spectra parts. Compatible with Spectra flange, backflow protector, valve, and tubing. To use with your Synergy Gold pump please try Maymom tubing adapter (ASIN: B09XF18WZ7). NO GAPS ON VALVE TIPS. NOT suction loss. Easy to attach and remove. Interchangeable with Spectra S1 Accessories. Interchangeable with Spectra S2 accessories. Compatible with Spectra bottles and Maymom bottles. NO more falling bottles. .
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