Features Versatile Nylon Sleeve: The included nylon sleeve eliminates the need for tape and provides waterproof and electric-proof defence due to its non-flammable material, ensuring reliability and durability. Secure Heat-Shrink Design: Shrinks by heat, allowing the internal glue to solidify, resulting in tight and waterproof wiring, ensuring long-lasting defence. Colorful and Size Variety: The package contains a range of colors and sizes, catering to diverse daily usage needs for convenience and versatility. Fast Shrinkage at Low Temperature: Capable of quick shrinkage at low temperature, making it lighter; can be heat-shrinkable with a heat gun, providing efficient and easy usage. High Strength and Flexibility: Boasts high strength and toughness, enabling the tubing to be bent arbitrarily after heat shrinking, enhancing adaptability and durability. Specification: Item Type: Heat Shrinking Tubing Set 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 Size Included: 1x45mm Black 1.5x45mm Red 2x45mm Yellow 2.5x45mm Blue 3.5x45mm Green 4x45mm Red 4x45mm Black 5x45mm Blue 6x45mm Blue 7x45mm Red 10x45mm Black 13x45mm Black Package List: 90 x 1x45mm Black Heat Shrinking Tubing 70 x 1.5x45mm Red Heat Shrinking Tubing 70 x 2x45mm Yellow Heat Shrinking Tubing 50 x 2.5x45mm Blue Heat Shrinking Tubing 50 x 3.5x45mm Green Heat Shrinking Tubing 50 x 4x45mm Red Heat Shrinking Tubing 50 x 4x45mm Black Heat Shrinking Tubing 30 x 5x45mm Blue Heat Shrinking Tubing 30 x 6x45mm Blue Heat Shrinking Tubing 25 x 7x45mm Red Heat Shrinking Tubing 25 x 10x45mm Black Heat Shrinking Tubing 20 x 13x45mm Black Heat Shrinking Tubing Package List 90 x 1x45mm Black Heat Shrinking Tubing 70 x 1.5x45mm Red Heat Shrinking Tubing 70 x 2x45mm Yellow Heat Shrinking Tubing 50 x 2.5x45mm Blue Heat Shrinking Tubing 50 x 3.5x45mm Green Heat Shrinking Tubing 50 x 4x45mm Red Heat Shrinking Tubing 50 x 4x45mm Black Heat Shrinking Tubing 30 x 5x45mm Blue Heat Shrinking Tubing 30 x 6x45mm Blue Heat Shrinking Tubing 25 x 7x45mm Red Heat Shrinking Tubing 25 x 10x45mm Black Heat Shrinking Tubing 20 x 13x45mm Black Heat Shrinking Tubing