Flexible Design Offers Maximum Worker Comfort And Durability. 1. High Impact-resistance Nylon frame / temples. 2. Anti-scratch (Hard Coat) & 99.9% UV protection Polycarbonate (PC) lenses. 3. Black soft nosepieces offers secure fit non-slipping. 4. Black temples tips fits snugly around the face. 5. Flexible temples can lay on the hat when not in use. -