Features: Brand Material: Made of polyolefin, shrinkage ratio: 2:1 (will shrink to 1/2 of its original diameter) Suitable for electrical insulation, wire bundling, color coding, mechanical protection, wire/cable joints, and daily maintenance Includes 164 heat shrinkable tubes in 5 colors (yellow, blue, black, green, red) and 8 sizes to meet various needs Length: 40mm or 80mm; Diameter: 1mm, 2mm, 3mm, 4mm, 6mm, 8mm, 10mm, 14mm; Shrink ratio: 2:1 Package includes: 1 x 164-piece (8 sizes) 2:1 heat shrinkable tube set Specifications: Material: Plastic Weight: 40g Size: As shown in picture Shrinkage Ratio: 2:1 Operating Temperature: -55°C to +125°C Minimum Shrinkage Temperature: +70°C Full Shrinkage Temperature: Up to +110°C Tensile Strength: 10.4 MPa Dielectric Strength: 15 kV/mm Package Contents: - 60 pcs 1.0x40mm (Yellow, Black, Red, Green) - 30 pcs 2.0x40mm (Yellow, Black, Red, Blue) - 20 pcs 3.0x40mm (Yellow, Black, Red, Green) - 16 pcs 4.0x40mm (Yellow, Black, Red, Blue) - 12 pcs 6.0x40mm (Yellow, Black, Red, Green) - 10 pcs 8.0x80mm (Yellow, Black, Red, Blue) - 8 pcs 10.0x80mm (Yellow, Black, Red, Green) - 8 pcs 14.0x80mm (Yellow, Black, Red, Blue) Note: 1. Please allow 1-2 cm measurement deviation due to manual measurement. Ensure you are comfortable with this before ordering. 2. Due to differences in monitor displays, the actual item color may vary slightly from the images shown.