Features: Brand new and high quality Achieve reliable protections and sealing with this 90mm shrink tube set. Its shrink ratio ensures excellent performances for variety of items. Crafted with a double wall designings and adhesive interior, these black shrink tubes provide superior insulation and waterproof properties. Prevent leaks and ensure functionality in any situation. Designed for DIY enthusiasts and professional, this shrink tube set is perfect for electrical projects. Whether you're repairing electronics or working on custom wiring, this set is a must have. Organize your area easy with this shrink tube set. Suitable for wire insulation, protecting connection, and labeling wires, essential tool for achieving a neat setups. Experience the benefits of quality heat shrink tubes with this set. Its strong sealing capabilities, durability, and flexibility make it an excellent choice for all your shrink tube needs. Upgrades your cable managements with this solution. Specifications: Material: rubber Tensiles strength: equal & more than 10.4MPA Φ1mm black 40mm 105 pieces Φ2mm black 40mm 56 pieces Φ3mm black 45mm 70 pieces Φ4mm black 45mm 42 pieces Φ5mm black 65mm 28 pieces Package Includes: 385pcs Heat Shrink Tubing note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.