Gardner Bender Thin-Wall Contractor Pack Heat Shrink Tubing is the solution for cable insulation, marking, and bundling needs. This thin-wall heat shrink tubing superior mechanical, abrasion, and moisture protection, making it highly durable and reliable. It is flame retardant and resistant to common fluids and solvents, designed specifically for above ground use. The tubing operates continuously within a temperature range of -67°F to 275°F, with a shrink temperature between 250°F and 480°F. Featuring a 600 V/Mil dielectric strength and a 2:1 shrink ratio, this pack includes 160 pieces of assorted diameters: 1/16", 3/32", 1/8", 3/16", 1/4", and 3/8". Each piece measures 4" in length and comes in assorted colors and black, packaged in a convenient box for easy use. Model Number: HST-ASTA