US Cable Ties HD18N50 18-Inch Heavy Duty Cable Ties, Natural, 50-Pack Great for bundles of wire, loom and various other items Made from high strength and lightweight 6/6 nylon which is hygroscopic material, which absorbs and releases moisture and is non-toxic Tensile strength of 120-Pound Bundle diameter of 5.2-Inch Working temperature range of-40 to 185-Degree F or-40 to 85-Degree C