inflatable kayak inside heavy duty pvc,outside 820D nylon cover Size:315X66X45CM Durable plastic or ALU oar fun for river inflatable kayak boatinflatable kayak Comfortable; Light weight ... on hull for extra security2,Quick inflation & deflation screw valve3,Inflatable floor for comfort and rigidity4,Durable oar locks and oars ... (CE, GS, UL,ROHS, REACH, EN-71,ASTM, etc) . double inflatable kayak boat