California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Heat Shrink Tubing, Thin Wall, Material Polyolefin with Adhesive, Flexible, Flame Retardant Yes, Adhesive Lined Yes, Shrink Ratio 2:1, Use With Wire Size 500 MCM to 1000 MCM, I. D. Before Shrinking 2 in, I. D. After Shrinking 1 in, Wall Thickness After Shrinking 0.06 in, Length 4 ft, Shrink Tubing Properties Abrasion Resistant, Acid and Alkali Resistant, Color Black, Temp. Range -67 Degrees to 230 Degrees F, Package Style Individual Pieces, Min. Shrink Temp. 250 Degrees F. This item has been restricted from sale in the following state (s): []