Looking for high - quality cable zip ties Our 100-piece pack of 12 in. heavy - duty zip ties is the perfect solution. These ties are made of industrial - strength nylon 6/6 material, which can endure extreme temperatures from - 40°F to plus 185°F, making them ideal for both indoor and outdoor use. With a width of 0.14 in. (3.5mm), they have a 50 lbs. tensile strength, far stronger than normal zip ties. The self - locking fastener design is easy to handle and won't snag in tight spaces. The black color gives a neat appearance. Whether you're organizing cables at home, securing items in your garage, or working on outdoor projects, these zip ties will provide reliable and long - lasting performance.