Techflex(TM) PET Sleeving, 1/2 In Expandable Braided, Color Black, Dia Range .25 To .75 In, Inside Dia 0.5 In, Length 50 Ft, Material of Construction Polyethylene, Temp Range -103 F To 257 F, Wall Thickness 0.025, Standards UL Recognized Braided Sleevings for Wire and Cable ManagementFor bundling, management, and protection of wires, cables, and hoses. Most are black (Flexo Flame-Retardant has white tracer). ThermaShield are silver and FireFlex are red. Most types cut cleanly with a hot knife. Flexo F6 Self-Wrap, DuraFlex, ThermaShield tubes and wrap, and Flexo Clean-Cut cut easily with scissors or knife. Insultherm cuts with scissors only.RoHS Compliant UL and CSA Recognized