Gardner Bender 46-308UVBFZ Xtreme Temperature Cable Tie, 8 inch, Cold and Hot Weather, 50 lb, Electrical Wire and Cord Management, Nylon Zip Tie, 100 Pk, UV Resistant Black DESIGNED FOR RUGGED ENVIRONMENTS demanding HEAVY BUNDELING and LARGE BUNDLE DIAMETERS Engineered from improved Nylon 66 and ISO certified to maintain their properties down to -40g F/C UL listed for indoor and outdoor applications from -4F to 185F (-20C - 85C) 8 inch Length & 50 lb. tensile strength Patented design with LOCKING TEETH on both sides of the tie ENSURE A STRONGER CONNECTION