ITEM NAME:530 pcs Heat Shrink Tubing Tube Assortment Wire Cable Insulation Sleevi WQW Descriptio n Specificationï ¼Å¡ Material: Polyolefin Color: multicolor Size: 4.5cm Material: Polyolefin Shrinkage Ratio: 2:1(maximum shrink to 1/2 its supplied diameter) Minimum Shrinkage Temp: ≠¥84 °C Full Shrinkage Temp: ≠¥120 °C Operating Temperature: -55 °C to +125 °C 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 sharp knife Package size: approx. 190*130*36mm/7.48*5.11*1.41'' (Quantity+Diameter+Length+Color) 80pcs x 1.5 x 45mm Yellow 80pcs x 2.0 x 45mm Blue 80pcs x 2.0 x 45mm Black 60pcs x 3.0 x 45mm Green 50pcs x 4.0 x 45mm Red 50pcs x 4.0 x 45mm Black 30pcs x 5.0 x 45mm Black 20pcs x 6.0 x 45mm Yellow 20pcs x 8.0 x 45mm Red 20pcs x 10.0 x 45mm Green 20pcs x 10.0 x 45mm Blue 20pcs x 10.0 x 45mm Black Product list: 530PCS casing Please note: It is manual measurement, there may be 2-3mm error. And item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.hope understanding. High quality buy, happy buyï ¼ 530Pcs Heat Shrink Tubing Insulation Shrinkable Tube 2:1 Wire Cable Sleeve Kit.530Pcs Heat Shrink Tubing Insulation Shrinkable Tube 2:1 Wire Cable Sleeve Kit. Supplied format (round or flat): Product is supplied flat. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.