Heat Shrink Tubing, Medium Wall, Material Polyolefin with Adhesive, Flexible, Flame Retardant Yes, Adhesive Lined Yes, Shrink Ratio 3:1, Use With Wire Size 24 AWG to 18 AWG, I.D. Before Shrinking 0.13 in, I.D. After Shrinking 0.05 in, Wall Thickness After Shrinking 0.06 in, Length 6 in, Shrink Tubing Properties Abrasion Resistant, Color Clear, Temp. Range -67 Degrees to 230 Degrees F, Package Style Individual Pieces, Min. Shrink Temp. 257 Degrees F, Dielectric Strength 600 V