Pump Parts Compatible with Spectra S1/S2 Full Set Replacements Include Flange Duckbill Valve Tube Bottle Backflow Protector

【Breast Pump Part Kits Content】 2 Flanges , 2 Duckbill Valves, 2 Backflow Protectors, 2 Tubes, 2 Bottles (with screw rings and sealing disc). Note: These are Not Original Spectra Accessories.【Perfectly Compatibility and Interchangeable with Spectra Pump Parts】Same good suction power as OEM Spectra replacement parts. Compatible with Spectra S1, Spectra S2, Spectra 9 Plus breast pump.【Improving Milk Suction Efficiency】The upgraded flange adopts soft rim thickening design, smooth angle and long tunnel, creating better fit and promoting effective during pumping. 12-32mm different flange sizes available, suitable for most breastfeeding moms.【Safe Food Grade Silicone】Made from 100% food-grade silicone, not contain BPA and skin-friendly, safe for both babies and moms. Can be sanitized with water steam or boiling water. 【180ml Large Capacity Bottle】The extra capacity bottle is designed for storing more formula or breast milk when traveling, and can also be used to store baby's complementary foods and snacks. The sealing disc is rewritable and removable for labeling date or baby's name for daily storage use.