Feature: 1. Compatibility: This silicone diaphragm is compatible with for Momcozy, for TSRETE, S9/S10/S12/S4DW, for HAUTURE, for PADRAM, also works with for Noasage, for URMYWO, for Akaho, and for SOPEWOD wearable breast pumps. 2. Silicone Material: Designed with silicone material, this diaphragm is safe, soft, and odorless. It can be sterilized with steam, boiling water, or microwave steam bags (not included), ensuring the safety of use. 3. Regular Replacement: Regular replacement of the silicone membrane can maintain the strong suction of the breast pump and help the milk bottle maintain sealing. It's recommended to replace every 2 to 3 months. 4. Ideal Pump Parts: These silicone diaphragms are not the original pump parts. But they complement the functionality and extend the lifespan of your existing wearable breast pump. 5. Easy to Use: The silicone diaphragm is easy to install and remove. It can be washed and reused multiple times, reducing waste. It is also convenient to carry when traveling or going out. Specification: Item Type: Wearable Breast Pump DiaphragmMaterial: Silicone. Package List: 4 x Silicone Diaphragm