1.Material:Neoprene 2.Use:Elbow knee guard 3.Function:adjustable extension 4.Quality:High quality handcraft Neoprene ... ,hand support,wrist support,arm support,shoulder support,thigh support,knee support,foot support manufacturer in china.1.Material:neoprene2.Size ... .Sample charge:$32usd ,it will refundable when order placed Elbow knee with neoprene