• nylon, alloy
• Air pumping head adapter: kayak air pump adapter is easy to inflate, easy to install and easy to use,air compressor adapter for inflatables
• Inflatable boat pump converter: fit most paddle boards, canoes, rubber boats, boats, kayak, etc,air pump adaptor
• Air nozzles adapter: , you can buy this practical product at an ,sup pump converter
• Sup pump: can be used with car air pumps and conventional tire air pumps,air pump supplies
• Pumping head connector: the air adapter fit for inflatable boat, kayak, paddle sup board, etc,paddle board pump attachment