Dr. Brown's Duckbill Valves for Breast Pump.

Keep suction strong on your breast pump. The replacement Duckbill valve for Dr. Browns custom flow double Electric Breast Pump, single electric Breast Pump, and manual breast pump has a unique design that maintains suction for longer. The 100% silicone Duckbill valve features an easypull tab that makes it quick and simple to pop the valve in and out. The tab prevents damage to the valve, which helps keep suction strong. Package comes with (2Two replacement Duckbill valves for Dr. Browns breast pumps. Replace every 36 months. Dishwasher (top rackand sterilizer safe. It is recommended to use a small parts dishwasher bag. Bpa free.