Big collection of heat shrink tubing,7 Specifications. Supplied internal diameter:2.0mm,2.5mm,3.5mm,5.0 mm,7.0 mm,10.0mm,13 mm Fully shrunk internal diameter:1.0mm, 1.25mm,1.75mm, 2.5mm, 3.5mm, 5mm, 6.5mm Color:black Totel Length: 6.4M Shrinkage Ratio: 2: 1 (will shrink to 1/2 its supplied diameter) Material: Polyolefin Minimum Shrinkage Temp: +70Degrees Celsius Full Shrinkage Temp: +110Degrees Celsius maximum Operating Temperature: -55 to +125Degrees Celsius Tensile strength: 10.4 Mpa Dielectric strength: 15 kV/mm Manufacture specification: ISO9001 Flammability: Flame Retardant Supplied format (round or flat): Product is supplied flat Cutting method: Scissors or sharp knife Package Included: (Quantity x Diameter x Length x Color) 90pcs x 2.0 x 40mm x Black Heat shrink tubing 75pcs x 2.5 x 40mm x Black Heat shrink tubing 60pcs x 3.5 x 40mm x Black Heat shrink tubing 60pcs x 5.0 x 40mm x Black Heat shrink tubing 48pcs x 7.0 x 80mm x Black Heat shrink tubing 24pcs x 10.0 x 80mm x Black Heat shrink tubing 24pcs x 13.0 x 85mm x Black Heat shrink tubing Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.