Nenesupply Pump Parts Compatible with Spectra S2 S1 9 Plus Breast to Replace Accessories Flange 17mm Duckbill Valve Tubing Bottles Backflow Protector (17mm - 4 Sets)

Package includes 4 x 17mm flanges, 4 x duck valves, 4 x backflow guards, 4 x tubes and 4 x bottles with screw rings and sealing disc. These are not included in this kit. Interchangeable with Spectra pump parts and bottles. A complete breast milk collection kit compatible with Spectra S2, S1 and 9 Plus breast pumps. All parts are manufactured by NENESUPPLY. This is not an original Spectra S2 accessory. These are not original Spectra Pump parts or S1 parts. All parts are compatible and interchangeable with the original parts supplied with your breast pumps. Same suction as OEM parts. Valves, backflow protection and flanges form an airtight seal. Parts can replace Spectra flanges, duckbill valves, discharge protectors, tubes, and bottles (wide opening). Various flange sizes available: 15mm, 17mm, 19mm, 21mm, 24mm, 27mm, 30mm. The backflow protectors fit securely to the hoses. The membrane is elastic and flexible and can maintain suction for several pumping cycles. It is a closed system that protects your breast pump. The tube is longer than the original tube and it is easy to use while pumping LEAKPROOF BOTTLES - Bottles come with leak-proof clamps and sealing discs. Collars work with Nenesupply, Avent and Spectra. The usage temperature of the bottles ranges from -20 to 100 degrees Celsius. They can be stored in the refrigerator and can use a bottle warmer to warm the milk. All parts are BPA free and comply with FDA regulations for food contacts. These claims are supported by test reports conducted by independent laboratories. Suitable for dishwasher and can be cleaned with steam water, boiling water, or microwave steam bags. The flanges have smooth angles so they fit comfortably while pumping. The flange tunnel is at least 32 mm, so it is suitable for stretching.