10pcs Flange Inserts, 13/15/17/19/21mm Silicone Breast Pump Flange Insert Wearable Breast Pump Accessories Compatible with Medela/Spectra/TSRETE/Momcozy S9/S12/S9Pro/S12Pro

• Package Content: You will receive 10 pieces of flange inserts (13/15/17/19/21mm), 2 pieces of each size. The sufficient quantity can meet your daily use and replacement needs.
• Compatible with: Our flange inserts can be used with most 24mm shields/flanges and are compatible with any S9 Pro/S12 Pro/S9/S12 wearable breast pump, such as with Momcozy S12 Pro/S9Pro/S12/S9 hands-free breast pump. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including Momcozy, Medela, Spectra.
• Comfortable to Use: The correct size of the flange insert is very important for comfortable and efficient pumping. Chose the flange insert with a suitable size so that your nipple won't rub or be squished in the flange tunnel. It's recommended that you replace the flange insert every 1 to 2 months.
• Premium Material: Our breast pump accessories are made of silicone. BPA-free. You can use them with confidence.
• Easy to Clean: Rinse the pump parts with warm soap water and rinse well after each use.

Specification: Color: transparent Material: silicone Product Size: as shown in the detail picture Package details: 10 x flange inserts Note: Due to manual measurement, the size and weight may have a certain error. Due to the difference between different monitors, there may be a slight color difference existed.