Individual Cable Tubing: Tubing Type - Heat Shrink Tubing; Wall Type - Heavy Wall; Material - Polyolefin, Non-Lined; I.D. Expanded - 1.10 in 27.9 mm; I.D. Recovered - 0.38 in 9.5 mm; Color - Red; Length - 6.00 in; Additional Information - Flammability: Meets UL 224 VW-1; Manufacturer Series - Wet-Shrink HST