Maymom Pump Parts Compatible with Medela Pump in Style Pumps ; Not for Pump in Style with MaxFlow Pro Pro+ (15mm Flanges)

• Measure your nipple diameter first (do it AFTER a pumping session). This 15 mm shield is suitable for mothers with nipple diameter 11-14 mm and nipple length smaller than 17 mm during pumping. DO NOT use it if your nipples are outside these dimensions to prevent from discomfort.

This product is made by Maymom, and not original Medela products. It is well known that using the correct breastshield size is important for your pumping comfort and optimal milk supply. Compared to Medela valve, our design of valve allows your precious milk to flow easier into the bottle. The pump in style replacement tubing set will fit Medela Pump in Style Original (sold before 2004) and Pump in Style Advanced Breastpump sold after July 2006. Maymom breastshields can be connected with Medela storage bottles and other standard-sized bottles like Gerber, Playtex and Ameda. They are 100% compatible with Medela valve and Medela membrane. Disclaimer: Medela and Pump in style are registered trademarks of Medela Holding AG, Switzerland. Maymom is no affiliated with Medela nor dose Medela endorse this product.