DescriptionThe item is a set of 260pcs heat shrinkable tubings in 8 different sizes in 4 different colors, which are made of durable polyolefin material, and feature the shrinkage ratio of 2:1. The heat shrinkable tubings can load shrinkage temperature from 70C to 110C, and dielectric strength up to 15 kV/mm. With professional workmanship and durable to use, it is really a wonderful 2:1 heat shrink tubings kit for choice.Features- 260 pieces of the 2:1 heat shrinkable tubings in 8 sizes in 4 different colors in one set will be sold together. - Color: include blue, green, red and yellow. - Material: durable polyolefin. - 8 different sizes: Supplied internal diameter: 1.0mm, 2.0mm, 3.0mm, 4.0mm, 6.0mm, 8.0mm, 10.0mm, 13.0mm. Fully shrunk internal diameter: 0.5mm, 1.0mm, 1.5mm, 2.0mm, 3.0mm, 4.0mm, 5.0mm, 6.5mm. - and 2:1 Heat Shrinkable Tubings Tube Sleeving Wraps Wires Kit. - Shrinkage Ratio: 2:1 (will maximum shrink to 1/2 its supplied diameter). - Minimum Shrinkage temperature: 70C. - Full Shrinkage temp: 110C (maximum). - Operating temperature:-55C to +125C. - Tensile strength: 10.4 Mpa. - Dielectric strength: 15 kV/mm. - Manufacture specification: ISO9001. - Flammability: Flame Retardant - Approvals: UL Approved - Supplied format (round or flat): Product is supplied flat - Cutting method:Scissors or