White 1/2" Polyolefin Heat Shrink Tubing — 3:1 Shrink Ratio, 250 ft Spool

White polyolefin heat shrink tubing with a nominal 1/2" diameter and a 3:1 recovery ratio, supplied on a 250-foot spool. This tubing provides snug, abrasion-resistant insulation and strain relief for wire splices, terminations and general cable repairs. It shrinks uniformly when heated to form a durable protective sleeve, making it ideal for electrical insulation, color-coding and harnessing tasks.