Heat Shrink Tubing Thin Wall Material Polyolefin Flexible Flame Retardant Yes Adhesive Lined No Shrink Ratio 2 1 Use With Wire Size 0.25 in to 0.51 in I.D. Before Shrinking 0.51 in I.D. After Shrinking 0.26 in Wall Thickness After Shrinking 0.01 in Length 200 ft Shrink Tubing Properties Abrasion Resistant Fuel and Oil Resistant High Heat Resistant Color Black Temp Range -67 Degrees to 275 Degrees F Package Style Cut to Length Min Shrink Temp 194 Degrees F