Pro Tie RB14SD100 14.6-Inch Releasable Standard Duty Cable Tie, UV Black Nylon, 100-Pack Nylon 6/6 is a hygroscopic material, which absorbs and releases moisture and is non-toxic Working temperature range of-40 to 185-Degree F or-40 to 85-Degree C UV Black cable ties are UV stabilized for outdoor use Releasable cable ties have an easy push button release Reuse the tie over and over