Tubing Tygon(r) UV Resistant Inside Dia 3/8 In. Outside Dia 1/2 In. Wall Thickness 1/16 In. Bend Radius 1-3/4 In. Tensile Strength 2250 psi Max Pressure (PSI) 25 Temp Range 165 Degrees F Vacuum (In. Hg) 11 Material of Construction Vinyl Length 50 Ft. Hardness Shore A 64 Color Black