20 ft of HEAT SHRINK.... Polyolefin thin wall cross-linked Heat Shrink Tubing.  This product has a 2:1 shrink ratio and is both UL & CSA certified at 600V @ 125 Degree Centigrade UL File E180908.*** 

You choose 20' Total from the following selection of 5' Pieces, choose 4 of the same or mix it up!
Available:
1/16" Clear
1/8" Black
3/16" Black/Clear/White
1/4" Black
3/8" Black
1/2" Black
***Please specify in the checkout what you want, size and color!***

ThermOSleeve tubing is a Polyolefin flexible heat shrinkable tubing designed for the commercial market.  Properties include flame-retardancy, resistance to common fluids and solvents as well as high dielectric strength.  It is suitable for a wide range of applications, including electrical insulation, strain relief, cable bonding, color-coding and identification.