CellPack Heat Shrink Heatshrink w/o adhesive 617838 - CellPack 144461, Manufactured by CellPack, this brown heat shrink tubing (part number 144461) features a 2:1 shrinkage ratio and measures 25.40 mm before shrinking, reducing to 12.70 mm. It is 4 metres long and does not contain adhesive, making it ideal for insulation and protecting wires or cables. Typical applications include electrical insulation, strain relief, and cable bundling. CellPack 144461 Shrink Tube Brown 25.40mm-12.70mm 2:1 4m