Heat Shrink, Thin Wall, Cross-Linked Polyolefin Tubing, Color: Black, Conductor Range: 20 AWG - 14 AWG, Shrink Ratio: 2:1, Nominal Diameter: 3/16", Recovered Insulation Diameter: 0.094", Tube Length: 48". Recovered Wall Thickness: 0.020". Provides: Flame, Moisture and Abrasion Protection in Stain Relief and Wire Bundling Applications.