ITEM NAME:150pcs 2:1 Heat Shrink Tubing Wire Cable 8 Sizes 2-13mm Black Product Description Description: Big collection of heat shrink tubing, 8 Specifications Supplied internal diameter: 2.0mm,2.5mm,3.5mm,5.0mm,6.0mm ,8.0mm,10.0mm,13.0mm minimum, Fully shrunk internal diameter: 1.0mm, 1.25mm, 1.75mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 6.5mm maximum Color: Black Shrinkage Ratio: 2:1 (will maximum shrink to 1/2 its supplied diameter) Material: Polyolefin Minimum Shrinkage Temp: +70Â °C Full Shrinkage Temp: +110Â °C maximum Operating Temperature:-55Â °C to +125Â °C Tensile strength: 10.4Mpa Dielectric strength: 15kV/mm Manufacture specification: ISO9001 Flammability: Flame Retardant Approvals: UL Approved Supplied format (round or flat): Product is supplied flat Cutting method: Scissors or sharp knife Included: 150 x Heat Shrink Tubing (1 Box).Included: 150 x Heat Shrink Tubing (1 Box). Supplied format (round or flat): Product is supplied flat. Color: Black. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.