Heat Shrink Tubing Kit, Thin Wall, Material Cross-Linked Polyolefin, Flexible, Flame Retardant No, Adhesive Lined No, Temp. Range -67 Degrees to 275 Degrees F, Shrink Ratio 2:1, Number of Pieces 74, Includes (20) 1/4 in, (32) 3/16 in, (4) 1 in, (4) 3/4 in, (6) 1/2 in, (8) 3/8 in, Plastic Storage Case, Color Black, Length 6 in, Package Style Sticks, Kit Contents Multiple Sizes, Use With Wire Size 0.18 in to 1.00 in, I.D. Before Shrinking 1 in, 1/2 in, 1/4 in, 3/16 in, 3/4 in, 3/8 in