3M Thin wall heat shrink tubing in black color, withstands voltage rating of 600-Volts. It has polyolefin construction with shrink ratio of 2:1. This 48-Inch long tubing has expandable diameter of 1-Inch and recovered diameter of 0.5-Inch. It has nominal wall thickness of 0.035-Inch and outside diameter of 1-Inch. It offers shrink-fit protection and strain relief of solder joints, wires, terminals and connections. This tubing is suitable for lightweight wire harness covering, wire marking, wire bundling, component packaging and fire-resistant covering. This tubing withstands temperature rating of -67 to 275 deg F. Heat shrink tubing is UL listed, CSA certified and RoHS compliant.