Tamper-resistant tie holds securely without losing its grip. Won't stretch or slide so it stays in place. Tightens and locks as needed to secure cables, cords and other loose items. Strong and durable for convenience and peace of mind. Black ties are UV stabilized for longer outdoor use. Made of non-conductive nylon. UL listed. UV Stabilized and Suitable for Outdoor Use. Cable Management Type: Tie; Closure: Tamper-Resistant; Color(s): Black; Color Family: Black.