Heat Shrink tubing is a sleeve that shrinks in diameter when heat is applied to it allowing you to bundle wires and cables together for a clean, organized look, In most cases heat shrink tubing is made of a nylon or polyolefin material and comes in various diameters and thicknesses, It can also be used to insulate wires for protection against abrasions, dust, solvents, and other foreign materials, The Xscorpion HST316, 1BK is a 100-foot 3/16"" thick bundle of black heat shrink tubing, This Xscorpion tubing is perfect for quick repairs and cable insulation, for best results, this tubing should be heated by a hot air gun, but you can also use some more cost effective options like a soldering iron or a lighter, Keep all your wires and cables protected and looking good with some high quality Xscorpion Heat Shrink Tubing, Black Heat Shrink Tubing, Perfect for quick repairs and cable insulation, Shrinks in diameter when heated, Provides abrasion resistance and added protection, Allows you to bundle wires together for a clean look, Tubing Thickness: 3/16"", Tubing Length: 100 Ft spool, SKU: WHSL4297