Features Protects Connections Effectively: Safeguard wires, metal rods, and pipes from exposure with insulation, ensuring long-lasting performance and reliability Superior Quality Materials: Crafted with high-grade materials for exceptional insulation, resistance, and wear resistance, providing robust protection Quick and Easy Application: Shrinks rapidly when heated, allowing for effortless installation using an oven or hot air gun, making your projects hassle- Features: 1、The heat shrinkable tube is used to protect the connection of wires, metal rods or pipes and prevent the wires from being exposed. 2、Made of high-quality materials, it has the characteristics of insulation, resistance, wear resistance and good ing. 3、The shrink tube shrinks quickly and is convenient to use, and can shrink when heated by an oven or a hot air gun. 4、The kit contains a variety of heat shrinkable tubes of different colors and specifications to meet different needs. 5、Used in wire connection, wire end treatment, solder joint protection, insulation protection of resistance and capacitance, etc. Specification: Item Type: Heat Shrink Tube Specification: Black: 80pcs 2 x 45mm / 0.1 x 1.8in 50pcs 4 x 45mm / 0.2 x 1.8in 30pcs 5 x 45mm / 0.2 x 1.8in 20pcs 10 x 45mm / 0.4 x 1.8in Blue: 80pcs 2 x 45mm / 0.1 x 1.8in 20pcs 10 x 45mm / 0.4 x 1.8in Yellow: 80pcs 1.5 x 45mm / 0.1 x 1.8in 20pcs 6 x 45mm / 0.2 x 1.8in Green: 60pcs 3 x 45mm / 0.1 x 1.8in 20pcs 10 x 45mm / 0.4 x 1.8in Red: 50pcs 4 x 45mm / 0.2 x 1.8in 20pcs 8 x 45mm / 0.3 x 1.8in Package List: 530 x Heat Shrink Tube(180 x Black, 100 x Blue, 100 x Yellow, 80 x Green, 70 x Red) Package List 530 x Heat Shrink Tube(180 x Black, 100 x Blue, 100 x Yellow, 80 x Green, 70 x Red)