Maymom Breast Pump Kit for Medela Pump in Style Pumps; 2 Large One-piece 27mm Breastshields, 4 Valves, 6 Membranes, & 2 Pump-in-Style Tubing; Simple Wishes Bra Compatible and Medela QuickClean, Micro Steam Bag Safe.

Contains 4 valves, 6 membranes, 2 tubes and 2 one-piece 27 mm breastshields;

US FDA registered medical device (No. D192499); Complies with US FDA standards for containers that contact food and class II medical device. Test reports are online for your reference;

BPA free; Retail poly-bag packed; Sealed by the manufacturer.

Bottles are not included. You can use any Medela bottles or other inexpensive standard sized bottles (like Gerber, Nuk, and Playtex available from your local drug/grocery/dept stores).

4 years of experience in making high quality breast pump parts for Medela Pumps; 100% compatibility and satisfaction guaranteed!

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 most breastshields only in the two-pieces form. Maymom is the first company world-wide to offer 19, 21, 25, 26, 27, 29 and 30 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!
Brand: Maymom, Size: 27 mm (Large.)