Features Exceptional Electrical Insulation: for wire bundling, color coding, and mechanical protection, ensuring your electrical connections are safe and reliable Rapid Heat Activation: Easily s to your items with quick heating, providing a snug fit that minimizes damage and enhances durability Effective 2:1 Shrinkage Ratio: Achieves a tight, secure fit around various objects, making it practical for a range of applications and ensuring maximum coverage Advanced Protection Features: Offers friction, aging, , and waterproof resistance, ensuring longevity and environmental safety for all your projects Versatile Application Range: Ideal for insulation protection in wiring harnesses, solder joints, and more, making it a must-have for electronic DIY enthusiasts Features: 1、ELECTRICAL INSULATION: Suitable for electrical insulation, wire bundling, color coding, mechanical protection, wire or cable joints and daily maintenance, etc. 2、QUICKLY MELTED BY HEATING: The heat shrinkable tube cable can be quickly melted by heating, so that can fit your items more closely and avoid damage 3、2:1 SHRINKAGE RATIO: The shrinkage ratio is 2:1, which surrounds the object more closely, very practical and useful 4、FRICTION PROOF: Casing shrink tube set has many good advantages, such as friction proof, aging proof, proof, waterproof, environmental protection, and insulation 5、WIDELY USED IN INSULATION PROTECTION: Widely used in insulation protection of wiring harness, solder joints, inductors, and proof Specification: Item Type: Heat Shrink Tubing Model: 580Pcs Product Parameter Specification: Model20 Package List: 580 x Heat Shrink Tubing 1 x Storage Box Package List 580 x Heat Shrink Tubing 1 x Storage Box