Shrink tubing and cable ties are used widely by contractors and electricians for cable management. Take a look at the features for Raychem Heat Shrink Tubing. Color: Black.FeaturesShrink Tubing I.D. Before Shrinking: 1.000"Shrink Tubing Material: PolyolefinUse Shrink Tubing With Wire Size: 6 to 4/0 AWGItem: Heat Shrink TubingShrink Tubing Usable Temp. Range: -40 Degrees to 167 Degrees FFeatures: Adhesive LinedMin. Shrink Temp.: 203 Degrees FI.D. After Shrinking: 0.236"Shrink Tubing Length: 4 ft.Shrink Tubing Wall Thickness After Shrinking: 0.106"Max. Voltage: 1000VColor: BlackStandards: UL Recognized (No. E-91151), ANSI Qualified C119.2Shrink Ratio: 4:1Flame Retardant: NoShrink Tubing Wall Type: Heavy WallShrink Tube Material Type: FlexibleShrink Tubing Adhesive Lined: YesShrink Tubing Type: Heat Shrink Tubing