Maymom Maymom Breast Pump Kit Compatible with Medela Pump in Style Advanced Breast Pumps; 2X Breastshields (one-Piece, 19mm), 4 Valves, 6 Membranes, 2 Pump-in-Style Tubing; Can Replace Medela Valve

Maymom Breast Pump Kit Compatible with Medela Pump in Style Advanced Breast Pumps; 2X Breastshields (one-Piece, 19mm), 4 Valves, 6 Membranes, 2 Pump-in-Style Tubing; Can Replace Medela Valve. Nicely made and packaged in a carton box by Maymom. A Great gift for mother to be. 12 DIFFERENT BREASTSHIELD SIZES available for best pumping comfort. Refer to size chart in product photos.

• CONTAINS 4 VALVES, 6 MEMBRANES, 2 PUMP-IN-STYLE TUBES AND 2 ONE-PIECE BREASTSHIELDS, 19 mm (small breastshield); Compatible with Medela Pump in style advanced pump. Not compatible with FreeStyle, Swing Maxi, Sonata, Harmony, Pump in Style with Maxflow. This 19 mm shield is not for every mother. Measure your niple diameter first after a pumping session. Choose one that is 1-2 mm larger than your niple diameter
• ALL PARTS ARE INTERCHANGEABLE WITH MEDELA PUMP ACCESSORIES. (Medela breastshield, Medela tubing, Medela valve, and Medela membrane. Not original Medela pumpinstyle parts). This is a Maymom made product, not original Medela pump parts. Being one piece breastshield design, this kit can fit Simple Wishes hand free bra, but not every home-made or medela bra on the market.
• YOU GET ALL YOU NEED TO PUMP EXCEPT BOTTLES AND THE MAIN MOTOR. Bottles are not included. This kit is compatible with Medela bottles, narrow neck Dr. Brown bottles, compatible with Ameda bottles (narrow neck, not Mya).
• US FDA LISTED CLASS II MEDICAL DEVICE No. D192499. BPA FREE and DEHP FREE - safe to use and same suction as the original OEM pump kit.