uxcell 10M 32.8Ft 6mm OD 4mm ID Pneumatic PU Air Tube Hose Transparent Product Name: Polyurethane Air Tube; Material: Polyurethane(PU) Outside Diameter: 6mm / 0.236"; Inside Diameter: 4mm / 0.157" Wall Thickness: 1mm / 0.039"; Total Length: 10M / 32.8Ft Color: Transparent; Weight: 200g Package Content: 1 x Polyurethane Air Tube