Flange Inserts 13/15/17/18/19/20/21mm Compatible with most hands free pumps

Made from food grade silicone, these flanges are compatible with most hands free pumps, providing a comfortable and secure fit.

Choose from 7 sizes (13/15/17/18/19/20/21mm) for a customizable and efficient pumping session. 

Refer to image for measurements and order size.