Big 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 supplied diameter) Material:Polyolefin Minimum Shrinkage Temp:and70Degrees Celsius Full Shrinkage Temp:and110Degrees Celsius maximum Operating Temperature:-55 to and125Degrees Celsius Tensile strength:10.4 Mpa Dielectric strength:15 kV/mm Manufacture specification:ISO9001 : Retardant Supplied (round or flat):Product is supplied flat Cutting :Scissors or sharp knife Package Included: ( x Diameter x Length x Color) 30pcs x 2.0 x 40mm x Black 25pcs x 2.5 x 40mm x Black 20pcs x 3.5 x 40mm x Black 20pcs x 5.0 x 40mm x Black 16pcs x 7.0 x 80mm x Black 8pcs x 10.0 x 80mm x Black 8pcs x 13.0 x 85mm x Black Note: Light 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.