Large Zip Ties Heavy Duty 24 Inch Black 300 PCS High Quality Our zip ties heavy duty are made of UV resistant halogen free nylon 66. Operation temperature is -40℉ to 185℉ Higher Tensile Strength Our strong zip ties width is 0.35 inch, The tensile strength of our long zip tie is 200 lbs, higher than other. Self-locking Design Our large zip ties can be easily locked, tightly and securely. One-piece construction for consistent performance and reliability. Multi-purpose Applications Our cable ties heavy duty can be used to tie cords and cables for electronics. Heavy duty zip ties can be used for industrial, construction, home, office and workshop.