Can be used in many pumps including Ameda Purely Yours, Freemie cups, Lansinoh Double Electric Pumps etc; Re-enfored material so valves will last longer. Satisfaction guaranteed or your money back
BPA FREE, DEHP FREE,Clear material so you can see the inside of valve easier
It is OK to see a small gap (less than 0.5mm) between the lips of the duckbill when not in use. It is not a defect. It can close properly during a pump action.
Cleaning note: Wash this piece with hot, soapy water. It is not advisable to insert any object into the valve opening to clean it. This may tear or stretch the part resulting in poor performance.