Crafted from high-quality silicone, the Zomee Silicone Hands Free Replacement Duckbill Valve Set ensures a secure and reliable seal. It effectively prevents leaks and promotes efficient suction, maximizing milk expression during each pumping session. Say goodbye to holding the breast pump and hello to hands-free convenience. Installation is quick and simple. Just attach the valve to your breast pump and enjoy the freedom to move around, tend to other tasks, or simply relax while expressing milk. The hands-free design empowers you to make the most of your time without compromising on the quality of your pumping session. Cleaning the Duck Valve is a breeze. It can be easily disassembled and cleaned, ensuring optimal hygiene and maintaining the valve's performance. Incorporating this valve into your pumping routine is not only convenient but also promotes a clean and healthy environment for your baby.