Lots of plastic with -locking teethAllow you to securely organize any group of cables or wiresOrganize tangled mess behind your computer desk or home theater rackwith these simple nylon zip cords;Easy to install, Just zip and snipEach cable tie can to 40lbs;Widely used in shop, garage, home, office, etc.Specifications:Length: 190mmWidth: 2mmMax Bundle Dia. 80mm (3 6/64")Min Tensile Strength: 18KG (40 Lbs)Working Temperature: -40~+85 CelsiusColor: BlackMaterial: Nylon66 conforming to UL94V-2, resistant to acid, corrosion,good insulation Anti-aging, with high tensile strength.Package Contents:100 x Note:Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3 cm.