Polyurethane PU Air Compressor Hose Tube 7 Meter 6mm x 4mm Royal Blue Product Name : Polyurethane Air Tube;Material : Polyurethane(PU) Outside Diameter : 6mm / 0.23";Inside Diameter : 4mm / 0.16" Wall Thickness : 1.2mm / 0.05";Total Length : 7M / 23Ft Color : Royal Blue;Weight : 155g Package Content : 1 x Polyurethane Air Tube