Product Overview: The Medela Harmony Pump & Feed Set is an all-in-one manual breast pump kit designed for mothers who express milk occasionally and seek a convenient, portable solution. Key Features: ‣ Clinically proven to initiate, build, and maintain milk supply. ‣ Two-phase expression technology mimics baby's natural sucking patterns for comfortable and efficient pumping. ‣ Quiet operation for discreet pumping anywhere. ‣ Lightweight and portable design makes it perfect for travel. Specifications: ‣ Quantity: 1 manual breast pump set. ‣ Size: Standard size.