Maymom Flange Inserts 17 mm for Medela, Spectra 24 mm Shields/Flanges, Momcozy/Willow Wearable Cup. Compatible with Medela Freestyle, Harmony to Reduce 24mm Nipple Tunnel Down to 17 mm; 2pc/Each

Maymom always cares about mothers' needs on the path of breastfeeding. For years, we hear mothers' voice for customized, comfortable and easy-to-use tools. Maymom makes a wide range of aftermarket pump parts including flange, tubing, duckbill valve, backflow protector, collection bottle, milk storage bag adapter, and various kinds of adapters to bridge different systems of name brand breastpumps. Easily and quickly reduce large-sized flange to customized one. Personalized size available ranged from 10 mm to 24 mm* in small increments for pumping comforts and performance. The triangular cut on the Insert allows for smooth milkflow into the bottle. The rim is specifically designed to be soft for the breast and strong enough to endure frequent pulls and washes. Also good for elastic long nipples due to LONGER nipple tunnel The additional collar surrounding the insert ensures no milk backflow into the space between the insert and flange. Provide complete seal for improved suction. Long (13 mm) Long (15 mm) Long Plus Shorty (Blue) Shorty (Pink) Shorty (Green) Shorty (Semi-clear)