10PCS Breast Pump Flange Inserts 13/15/17/19/21mm for 24mm Flange/Shield, Soft Silicone Sizing Kit Compatible with Momcozy, Spectra, Medela, Elvie & Most Wearable Pumps

Full Size Coverage for Perfect Fit: Includes 10 silicone flange inserts in 5 key sizes (13, 15, 17, 19, 21mm)—ideal for adapting a standard 24mm flange/shield down to your exact nipple tunnel size, supporting precise fit and improving pumping comfort Broad 24mm Pump Compatibility: Specifically designed for 24mm flange breast pumps, compatible with popular wearable and electric brands such as Momcozy, Spectra, Medela, Elvie, Lansinoh, Bellababy and more—offering a universal fit for most UK wearable and standard breast pump shields Soft, Safe & Hygienic Silicone: Crafted from food-grade, BPA-free silicone, these inserts are gentle against sensitive skin, provide secure suction without irritation, and are easy to clean by hand or dishwasher—keeping your pumping sessions hygienic and comfortable Improve Comfort & Milk Flow: Finding the correct flange diameter helps reduce nipple irritation and pain, enhances milk flow and pumping efficiency, and can support better milk output as your pumping journey evolves Easy Installation & Cleaning: Easy to insert and remove from your existing 24mm flange/shield. Dishwasher safe (top rack) or hand wash with warm soapy water for quick cleaning—perfect for busy daily pumping routines