Momcozy Flange Insert 21mm

Fine-tune the fit of your Momcozy wearable pump with a 21 mm flange insert. Sitting inside the standard 24 mm shield, it reduces the tunnel size for a more comfortable seal — ideal for a fit between 24 mm and 19 mm.

• Reduces a 24 mm breast shield down to a 21 mm nipple tunnel
• Improves comfort, seal and pumping efficiency
• Soft, food-grade silicone; BPA-free
• Compatible with Momcozy 24 mm wearable pumps: M5, M5 Smart, M6, M9, S9 Pro and S12 Pro
• Simply press firmly into the 24 mm flange before attaching the cup
• Reusable; hand-wash and replace roughly every three months