Features:1.High Quality Material: Inflatable kayak valve is made of high quality plastic, which is strong, corrosion resistant and durable.2.Leak-free Inflatable Valve: The inflatable valve screw of the boat absorbs the fine design whereby the valve cap ensures the inflatable leakage. Ensure leak-free one-way air valve for fast inflation.3.Easy to Use: Easy to operate, very easy to install and disassemble, and easy to transport. It is your best choice as an alternative air valve in outdoor sports.4.Fast Inflation and Deflation: It can be inflated and deflated quickly, saving you time. Also, it is easy to install, performs well and has a long service life.5.After-sales Service: If you have any problem, please contact us immediately, we will help you solve it as soon as possible.Specifications:Size:4.3*4*2.2cmMaterial:PlasticInterface Size: 22mmincludes:2 or 4 * Kayak Spiral Nozzle