BuyCheapCables 25 1/2" Black Extra Heavy Duty Standard Cable Ties Self Locking 9mm with 175lb Tensile Strength, 50-pack Extra Heavy Duty Cables Ties for all your indoor/outdoor cabling needs! Qty: 50 Pack | Color: Black | Length: 25 1/2 Working temperature range of-40 to 185-Degree F or-40 to 85-Degree C Tensile Strength: 175lbs | Made from high strength and lightweight 6/6 nylon which is hygroscopic material, which absorbs and releases moisture and is non-toxic UPC: 788679623415 | Lifetime Warranty!