- Packaging: Carton packing
- Supply Ability: 10000pcs/week
- Min. Order: 1 Bag/Bags
- Certificate: FDA
- Productivity: 10000pcs/week
Custom Food Grade One Way Silicone Valve for Bottle Cap Product Description Medical Silicone one way check valve for Manual Respirator Silicone valves, also known as One way valves, non-return valves, air flow valves, rubber check valves, which are...