Cable ties feature an operating temperature of -40 to 250 degrees Fahrenheit Contains a heat stabilizer additive for expanded operating temperature range Superior pawl design allows for easy insertion and pull through Tough serrated edges provide more precise locking Grasps on each end allow for user to grip and tighten cable tie more securely Constructed of solid-piece nylon 6/6 Nylon material resists abrasives and chemicals such as oils and solvents