The Safewaze SW-8008-11LE-DL 11 ft Leading Edge Retractable is innovative in design by incorporating the integral energy absorber within a lightweight backpack style enclosure. This unit is engineered for foot-level and sharp edge applications commonly found on construction job sites. It comes complete with a Behind the Web dorsal D-ring attachment device for ease of wear and has a swivel top and durable housing.Material: High-strength polymer housing, 0.19 in 4.82 mm Galvanized steel cable, Steel Snap hook