2 Pcs Air Valve Nozzle One-way Inflatable Cap for Inflatable Boats, Kayaks, Rafts, Mattress Air Beds Air Valve Replacement Accessories Features: Suitable for inflatable boats, kayaks, air beds, canoes, pool rafts, rubber boats, etc. A good replacement for inflatable boat air valves above items. One-way inflation valve, rapid inflation. Designed with cap and threads for leak-proof inflation. Easy installation, excellent performance and long service life. Specifications: Thread outer diameter 22MM Material: PVC Size: 2 pieces (17x12cm) Weight: about 17g/piece Purpose: canoe inflatable valve cover Packing list: 2 pieces kayak air valve If you have any questions about our products, please feel free to communicate via email. Thank you for your support.