Stylish, highly practical wraparound design helps maximize your field of vision. Duramass® coating keeps lenses scratch-free. Extension-adjustable temples enhance comfort. U.V. protection blocks 99% of those harmful rays. Lightweight, well-balanced frame is designed to accommodate extended wearing periods. Safety Glasses Style: Wraparound; Frame Color: Black; Frame Material: Nylon; Lens Material: Polycarbonate.