HellermannTyton PA12 Solar Ties are manufactured with Polyamide 12, which provides excellent UV, chemical, and moisture resistance. These ties are also resistant to metal oxides, and the bent tail allows for quick and simple installation through the head of the tie. The PA12 solar ties feature a UL 94 HB flammability rating, and the strap has smooth edges to prevent bundle damage. These solar ties operate within a 200N to 780N tensile strength range and within the -40°C to 120°C temperature range.