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.
Product material: silicone
Product size (approx.): inner diameter 20mm/0.79in; outer diameter 25mm/0.98in
Product packaging: opp
Product weight: about 10g
1*breast pump duckbill valve