2pcs Silicone Flange Inserts for Spectra S1/S2 & Medela Breast Pump, 17mm Tunnel Size

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Compatible Pumps

These Mompmuir 17mm Flange Inserts are compatible with a wide range of pumps, including Momcozy, Paruu, TSRETE, kmaier, MomWills, Spectra, Freemie, Maymom, Medela, Manual Harmony, Swing, Freestyle Flex, Symphony, Lactina, Sonata, and PersonalFit Flex. They also fit some 25mm flanges, reducing the nipple tunnel diameter from 24-25mm to 17mm.

Optimal Milk Expression

These flanges are suitable for a nipple diameter of 12-14mm before pumping, or a circumference of the nipple base between 37.68-43.96mm. They are designed for seamless compatibility to ensure optimal milk expression.

Soft and Comfortable

Made from soft silicone, these flanges enhance comfort, making them ideal for mothers with smaller nipples. Correct flange sizes ensure more efficient pumping.

Unobstructed Milk Flow

Our design ensures unobstructed milk flow without reducing the original pump's suction, providing a more natural feeding experience.

Safety and Ease of Cleaning

These flanges are BPA and DEHP free, ensuring safety. They are designed to maintain the same suction as the original pump parts. They are easy to install and remove, and safe to clean using boiling water, steam, or the dishwasher.

Easy to Clean

These flanges are food-safe and have a seamless design, making them easy to clean. They are suitable for use with boiling water, steam, and the dishwasher top rack.