Feature: 1. HIGH TENSILE STRENGTH: Durable ties are made of industrial strength 6/6 nylon, 8in and 12in ties have 120lb loop tensile strength, 4 and 6in ties have 18lb loop tensile strength 2. WITHSTAND TEMPERATURES RANGE: Cable ties can withstand low temperatures of -40℃ or -40℉ to high temperatures of 60℃ or 185℉ 3. EASY TO ORGANIZE: Flexible cable ties are easy to handle and lock to securely organize bundles of wires, cables, computer cords and cords 4. WIDE APPLICATIONS: Whether in the office, home, garage or workshop, cable ties can be used in a variety of applications 5. FOR SECURING AND LOCKING: Heavy duty cable ties are great for securing bikes, gardening, replacing broken straps, locking suitcase zippers, and more Specification: Item Type: Heavy Duty Cable Ties Material: Nylon Size: Length Lock Head Width(approx.） Zip Width(approx.） Tensile Strength 12in(300mm) 10mm / 0.39in 7.2mm / 0.28in 120lbs 8in(200mm) 4mm / 0.16in 7.2mm / 0.28in 120lbs 6in(145mm) 3mm / 0.12in 2.5mm / 0.1in 18lbs 4in(100mm) 3mm / 0.12in 2.5mm / 0.1in 18lbs . Package List: 50 x 4in Cable Tie50 x 6in Cable Tie50 x 8in Cable Tie50 x 12in Cable Tie Note: White ties are only suitable for indoor use, black ties are suitable for indoor and outdoor use.