Uxcell s14100400am3045 1 Meter 50mm Dia Ratio 2:1 Heat Shrinkable Shrinking Tube Black (Pack of 1) Product Name : Heat Shrinkable Tube; Flammability : VW-1 Diameter : 50mm / 2" (Before Shrinking)25mm / 1" (After Shrinking); Shrink Ratio : 2:1 Length (Approx.) : 1M/3.3Ft; Color : Black Pressed Flat Width : 82mm/3.23"