Hongshang Heat Shrink Heatshrink w/o adhesive 615616 - Hongshang ART001184, The Hongshang ART001184 heatshrink is a red, 38.10 mm tubing that shrinks to 19 mm with a 2:1 shrinkage ratio. It is adhesive-free and sold per metre, suitable for electrical insulation and protection. Common applications include bundling cables and providing strain relief in various electrical installations. Hongshang ART001184 Heatshrink Red 38.10mm 2:1 Shrinkage Per Metre