Heat Shrink Tubing, Thin Wall, Material Modified Chlorinated Polyolefin, Flexible, Flame Retardant No, Adhesive Lined No, Shrink Ratio 2:1, Use With Wire Size 16 AWG to 12 AWG, I.D. Before Shrinking 0.25 in, I.D. After Shrinking 0.13 in, Wall Thickness After Shrinking 0.04 in, Length 200 ft, Shrink Tubing Properties Abrasion , Acid and Alkali , Fuel and Oil , Solvent , Color Black, Temp. Range -94 Degrees to 250 Degrees F, Package Style to Length