High-performance sports sunglasses with automatic tint adjustment for seamless vision in changing light conditions and a bold Alpha Purple mirrored lens. Frame Material: Plastic Lens Material: Polycarbonate Measurements: 172.5 mm (arm length) x 146 mm (temple width) x 60.8 mm (frame height) Head Size: Medium-Large Weight: 34g Care: Clean Lenses With A Microfiber Cloth Only Face Shape: Universal Automatic photochromic tint adjustment UV400 protection Country of Manufacture: China