CellPack Heat Shrink Heatshrink w/o adhesive 617811 - CellPack 127027, The CellPack 127027 heat shrink is a black, 15 m long tubing with a shrink ratio of 2:1, having a diameter of 1.60 mm that reduces to 0.80 mm. It is designed without adhesive, making it suitable for electrical insulation and bundling applications. Typically, this product is used to protect and insulate wires, offering durability and resistance to environmental factors. CellPack 127027 Heatshrink Black 1.60/0.80 mm 15m 2:1 No Adhesive