Made from 100% natural rubber, STANLEY's high-quality tarp straps offer weather and chemical resistance, reliable performance in cold temperatures, and a renewable, biodegradable option for short-term outdoor use STANLEY tarp straps' rebound properties absorb shocks and vibrations, reducing strain on cargo and helping prevent damage or shifting during transport STANLEY tarp straps are 15" long when relaxed, with a recommended maximum stretch length of 23" Zinc-plated steel S-hooks resist rust, hold their shape under stress, and provide a strong, secure grip for quick and reliable fastening Designed for temporary, light-duty cargo management tasks, storm preparation, flatbed hauler covers, and more