Heat-shrinkable Superpolymer Insulation Tubing 1. Heat-shrinkable 2. Softness, antiflaming, shrinking fast Our non-halogen antiflaming heat-shrinkable bushing is made from high ... wire connection, weld spot protection, the protection and insulation for electricity wire tips, wiring harness and electronic ... yellow-green, red, yellow, green, or transparent. Heat-shrinkable Superpolymer Insulation Tubing