• nylon
• Paddle board air pump adapter--made of high grade nylon material, high pressure resistant, durable and stronger, with fine workmanship and design, easy to use,paddle accessory
• Air valve converter--can meet the inflation requirements of most devices, air valve adapter and nozzles for inflation devices,pump adapter for inflatables
• Air pump adapter--can reach recommended psi in 5-10 minutes with compressor or pump,kayak air valve adapter
• Pump valve adapter--lightweight and portable, easy to use and carry, fast and convenient,compressor air valve converter
• Inflatables pump adapter--this valve adapter is a useful tool to inflate with common inflator accessories,kayak air pump adapter