21 mm 2xOne-Piece Small Breastshield w/ Valve and Membrane for Medela Breast Pumps; Replacement to Medela PersonalFit 21 Breastshield and Personal Fit Connector; Made by Maymom

It is well known that using the correct breastshield size is important for your pumping comfort and optimal milk supply. It is also known that one-piece design offers easy to clean, fewer pieces to keep, and no seams to lose suction power. Medela offers 21 mm breastshield only in the two-pieces form.

Maymom is the first company world-wide to offer 19, 21, 25, 26, 27, 29, 30 and 36 mm internal diameter one-piece design breastshields to fit Medela users' personal pumping needs.

The valve/membrane in this set are interchangeable with your existing Medela parts. Maymom has 4 years experience in making breast pump parts. 100% compatibility is guaranteed or your money back!

Disclaimer: Medela, Freestyle, Lactina, Symphony, Swing-maxi and Pump in style are registered trademarks of Medela Holding AG. Maymom is not affiliated with Medela nor does Medela endorse the product.