100 Pcs Electric Insulation Heat Shrink Tube Wire Shrink Wrap Assortment Kit Material Easy to Use 5 Sizes wire shrink wrap kit tubing waterproof heavy dutyFeatures:brand new and brand new and rubber, shrinkage ratio: 2:1 (will shrink to of its supply diameter)Suitable for electrical insulation, wire bundling, color coding, mechanical for protection, wire/cable joints and daily maintenance, Equipped with 100 heat shrinkable tubes, 5 colors (yellow, blue, black, green, 5 specifications, to meet your different needs.Length: 100mm, diameter: 1mm/1.5mm/2.5mm/3.0mm/5.0mm, shrink ratio: 2:1Package contains: 100PCS (5 sizes) 2:1 heat shrinkable tubeSpecifications:RubberWeight: 40gSize: As picture showsShrinkage Ratio: 2:1Package Includes:20Pcs 1.0x100mm/0.04x3.93inch(Yellow, Black, Green, Blue)20Pcs 1.5x100mm/0.06x3.93inch(Yellow, Black, Green, Blue)20Pcs 2.5x100mm/0.09x3.93inch(Yellow, Black, Green, Blue)20Pcs 3.0x100mm/0.11x3.93inch(Yellow, Black, Green, Blue)20Pcs 5.0x100mm/0.19x3.93inch(Yellow, Black, Green, Blue)Note:1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.