Size: Diameter: 1/2"| Length: 100 Feet | Color: Black. Diameter expands by 50% . Our PET Expandable braided sleeving is made from PET | Operating temp (degree F.):-103 to 257|Melt temp: 446.Our wire loom is high temperature resistance. Our wiring loom is used in automotive electronics speaker audio video wires | Our braided cable sleeve greatly protects and prolongs the life of wires. It’s easy economical and easy to use | Our wire sleeve : UL | ROHS | REACH | Halogen Free | Recommended: Cut wire sleeving with a HOT KNIFE to prevent fraying, if a Hot Knife is not available, make sure to sear the edges with another heat source (for example: use the flame from a lighter)