Lenses Material:Polycarbonate Frame Material:Alloy Lens Height:28mm Lens Width:52mm 1. High-order chromatographic bridging technology and three nanomaterials to block harmful blue light. 2. Up to 35% blue blocking rate. 3. Lightweight, durable and impact resistant. 4. Applicable to mens business frame eye protection glasses. 5. Silicone nose pads, only 14.8g, lightweight and not pressure nasal.
