Maymom Breast Pump Kit Compatible with Medela Pump In Style Advanced, 17mm Breastshields, Tubes, Valves, Membranes, Replacement Parts, 2-Pack

The Maymom Breast Pump Kit is designed to work with Medela Pump in Style Advanced breast pumps (models released after July 2006). This 17mm kit includes two 2-piece breast shields, two valves, four membranes, and two replacement tubes—perfect for mothers seeking a comfortable and efficient pumping experience. The internal diameter is optimized for users with nipple sizes of 15–16mm after pumping. All parts are made by Maymom, BPA-free, and compliant with US FDA and EU food-contact safety standards. Shields are easy to disassemble and clean, and compatible with Maymom parts of various sizes (10–36mm, sold separately).