Flange Inserts for Breast Pumps & Accessories Flange Sizing Kit Compatible with Momcozy Breast Pump Flange Insert Lansinoh/Spectra/Haakaa/Nullie/Medela Breast Pump Electrical (21/19/17/15mm 8PCS)

Product features

1. Compatibility: The 21/19/17/15mm Flange Inserts for breast pump are breast pumps & accessories that can be used with most 24mm Shields/Flanges.Compatible with any S9 Pro/S12 Pro/S9/S12 wearable breast pump. (For example, compatible with Momcozy S12 Pro/S9 Pro/S12/S9 Hands-Free breast pump). Use with 24mm breast Shields for TSRETE/Medela/Spectra/Elvie/Willow/Bellaaby/Motif Luna/Ameda MYA/Ainsir/Phanpy/Lulia/NaNaLazy/Luxlady/kidzio/eulumap/Teexin/Fisroa/KISSBOBO/Goldeep/BIOBOO/Mumeasy/Nanawawa/TOVVILD/CPPSLEE and others.
2. Attention: These flange inserts for breast pump are only suitable for 24mm Shields/Flanges and cannot be used with other sizes of Shields/Flanges. Using coconut oil or nipple butter can reduce friction and make them easier to use.
3. Easy Cleaning: After each use, wash the replacement pump parts with warm soapy water and rinse them thoroughly.
4. Safety: Made of transparent silicone material, our breast pumps & accessories is BPA-free, you can use our flange inserts for breast pump with confidence.
5. Replacement: The size of your flange inserts for breast pump is crucial for both comfort and efficient pumping. Some moms may experience nipple swelling while pumping, so it's important to monitor the appearance of the nipple during pumping. It is recommended to replace the flange insert every 1 to 2 months. Please ensure you choose the correct size.