Feature: 1. The heat shrink tube can be used to protect the appearance of the wire and prevent the wire from being exposed to the outside and causing danger. 2. Made of nylon material, water and electricity is not flammable, high safety factor. 3. The kit contains a variety of sizes and colors of heat shrinkable tubing to meet daily needs. 4. Fast shrinkage at low temperature, lighter, heat gun can be heat shrinkable, very convenient to use. 5. Used for wire end treatment, solder joint protection, metal pipe protection, antenna protection, etc. Specification: Item Type: Heat Shrink Tube Material: Nylon Uses: Electronic components, circuit wiring harness, wire connection repair, data line (small head) repair, household goods line repair Heat Shrinkage Ratio: 2: 1 Include Size: Yellow: Approx. 1.5 x 45mm / 0.1 x 1.8in, 6 x 45mm / 0.2 x 1.8in Blue: Approx. 2 x 45mm / 0.1 x 1.8in, 10 x 45mm / 0.4 x 1.8in Black: Approx. 2 x 45mm / 0.1 x 1.8in, 4 x 45mm / 0.2 x 1.8in, 5 x 45mm / 0.2 x 1.8in Red: Approx. 4 x 45mm / 0.2 x 1.8in, 8 x 45mm / 0.3 x 1.8in Green: Approx. 3 x 45mm / 0.1 x 1.8in, 10 x 45mm / 0.4 x 1.8in. Package List: 80 x Yellow Tube 1.5x45mm 80 x Blue Tube 2.0x45mm 80 x Black Tube 2.0x45mm 60 x Green Tube 3.0x45mm 50 x Red Tube 4.0x45mm 50 x Black Tube 4.0x45mm30 x Black Tube 5.0x45mm20 x Yellow Tube 6.0x45mm 20 x Red Tube 8.0x45mm20 x Green Tube 10.0x45mm20 x Blue Tube 10.0x45mm20 x Black Tube 10.0x45mm