BuyHeatShrink 4\" Polyolefin Heat Shrink Tubing — 2:1 Shrink Ratio, 100 ft Spool (Blue)

BuyHeatShrink 4" polyolefin heat shrink tubing with a 2:1 shrink ratio, supplied on a 100-foot spool in blue. Designed for electrical insulation, strain relief, cable bundling and general protection of connectors and wire assemblies. Simple to use: position over the target area and apply heat until the tubing conforms. Packaged as a single 100 ft spool for larger projects and repairs.