Bullet Points:
1、Health and hygiene material: This duckbill valve is made of food grade silicone material, which will not pollute your breast milk.
2、Wide range of applications: inner diameter 20mm/0.79in, outer diameter 25mm/0.98in, as long as the inner diameter is suitable for your breast pump, it is suitable for most breast pumps in the market.
3、Anti-deformation design: air check valve, it can effectively absorb breast milk with the intelligent host adjustment frequency.
4、Durable: durable and long-lasting.
5、Cleaning and disinfection: It is recommended to disinfect before and after each use.

Information:
Product  material:  silicone
Product  size  (approx.):  inner  diameter  20mm/0.79in;  outer  diameter  25mm/0.98in
Product  packaging:  opp
Product  weight:  about  10g

List:

1*breast  pump  duckbill  valve