Permanently mark wires with the durable PermaSleeve® PS heat-shrink polyolefin sleeve label material (B-342). Designed for use with a durable Brady handheld label printer. Specialized — Designed specifically for rigorous cable and wire marking applications. Durable — Self-extinguishing and resistant to extreme temperatures, UV light, chemicals, fuel and oil. Efficient — Fast shrinking to save installation time and cost. Easily Identifiable — Made with a crisp, clear identification surface that’s resistant to abrasions and fading. PermaSleeve wire labels are ideal for electrical contractors, maintenance crews and industrial professionals. For material specific performance and properties, please refer to the Technical Data Sheet (TDS).