Operating temperature -40 degrees F to 185 degrees F. The sun won't fatigue these cable ties. T Head Zip Ties Thomas & Betts TY275MX Cable Tie 120lb 18" Ultraviolet Resistant Black Nylon With Stainless Steel Lock 500 Pack Cade2dbd 7677 4e33 A2e1 22ec999acaad.ea699793c63a946c6871fdc76127da58 Zip Ties 18 Inch Thomas & Betts TY275MX 18 inch 120lb UV black cable ties built for heavy-duty outdoor performance and secure cable management. 500 per bag 3.6, 18 lb. UV Black TY23MX T&B Ty-Raps - (pack of 100 Innovative design and engineered materials make Ty-Rap® cable ties the perfect fastening solution where performance really matters. Often imitated but never equaled, Ty-Rap cable ties provide superior performance in any application UL Flame rating 94V-2., TY275MX The UV protection allows these cable ties to last longer outside.