Silicone Flange Inserts & Pump Parts Kit (13/15/17/19/21mm) - Compatible with Elvie, Medela, S12 Pro/S9 Pro/S12/S9 | Includes Soft Silicone Diaphragms & Duckbill Valves

This comprehensive wearable breast pump accessory kit includes 5 sizes of soft silicone flange inserts (13mm to 21mm), ensuring a perfect, comfortable fit for different breast sizes to maximize milk expression efficiency. Our food-grade silicone flange inserts are ultra-soft and flexible, reducing nipple friction and discomfort during pumping, while the precise design creates a secure seal for optimal suction. The kit comes with replacement silicone diaphragms and duckbill valves, which are essential for maintaining strong suction power and preventing leaks, extending the lifespan of your wearable breast pump. Fully compatible with top wearable breast pump models including Elvie, Medela, S12 Pro, S9 Pro, S12, and S9, this kit offers a cost-effective solution to replace worn-out or lost accessories. Lightweight and compact, these pump accessories are easy to clean and carry, making them ideal for busy moms who pump at home, work, or on the go.