Features: 100% brand new and high-quality. It is made of environmental material,halogen-free. The set includes various sizes of shrink tube,meet your different needs. The tube has good working performance and it can protect the wire completely. Once it wrap the wire,it will not easily fall off from the wire. Specification: Big collection of heat shrink tubing, 8 Specifications, 2 colors 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 : Red, black Total length : 8.76m Shrinkage Ratio : 2 : 1 (will maximum shrink to 1/2 its supplied diameter) Material : Polyolefin Package : Boxed pack Minimum Shrinkage Temp : +70°C Full Shrinkage Temp : +110°C (maximum) 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 Type and Quantity(Internal Dimeter*Length): 20pcs 2.0 x 30mm(black) 20pcs 2.0 x 30mm (red) 20pcs 2.5 x 60mm ( black) 20pcs 2.5 x 60mm (red) 10pcs 3.5 x 60mm ( black) 10pcs 3.5 x 60mm (red) 8pcs 5.0 x 60mm ( black) 8pcs 5.0 x 60mm (red) 5pcs 6.0 x 60mm ( black) 5pcs 6.0 x 60mm (red) 4pcs 8.0 x 100mm ( black) 4pcs 8.0 x 100mm (red) 4pcs 10.0 x 100mm ( black) 4pcs 10.0 x 100mm (red) 4pcs 13.0 x 100mm ( black) 4pcs 13.0 x 100mm (red) Package List: 1*Shrink Tube Set Note: 1. As different computers display colors differently, the color of the actual item may vary slightly from the above images. 2. Please allow 1-3mm differs due to manual measurement. 1、100% brand new and high-quality. 2、It is made of environmental material,halogen-free. 3、The set includes various sizes of shrink tube,meet your different needs. 4、The tube has good working performance and it can protect the wire completely. 5、Once it wrap the wire,it will not easily fall off from the wire.