3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough. The perfect black heat shrink tubing. Experience our Adhesive Lined Heat Shrink Tubing GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection, creating resistant and long-lasting insulation. Our Heat Wrap for Wires is a must have for every DIY enthusiast.Get to know our Shrink Tube for Wires. Perfect Heat Shrink Kit VARIETY OF SIZES - We have included 7 most commonly used diameters ranging from 3/32" to 3/4". Shrink tubing is precut to 3.5 inches. Our Heatshrink is perfect for every wire insulation. You can also use it as a wire repair kit. Check out our heat shrink tubing roll. EASY TO USE - Simply slide heat shrink tube over your connection point and apply heat. Professional connections made in seconds. Explore our electrical heat shrink tubing, also usable as electrical shrink wrap tubing. Our 3 1 heat shrink tubing is the best you can get. DUAL WALL TUBING - Outer wall provides abrasion resistance. Inner wall creates resistant seal and strain relief. Also included in the set are small heat shrink tubing pieces. With our heat shrink with adhesive you are able to fix every wire there is., Weight: 0.59083886216 Pounds, Manufacturer: Wirefy