Serengeti Carrara XL Sunglasses combine a classic oversized aviator silhouette with high-performance mineral lenses for clear vision in bright conditions. Key attributes: Gunmetal | Metal | Photochromic lens | Polarized (option) | Spectral Control® technology | High UV protection | Available in polarized and non-polarized lens options | Prescription lenses not available | Aviator shape | Oversized frame | Double bridge | Dimensions & fit: Lens width: 62 mm | Bridge: 13 mm | Temple: 142 mm | Extra large fit | Composition & care: Frame: Metal | Lens: Mineral (borosilicate) | Clean lenses with a microfiber cloth and lens cleaner. Store in protective case when not in use. Avoid contact with abrasive surfaces and harsh chemicals.