Serengeti Spello 8798 sunglasses combine a navigator/pilot silhouette with Serengeti's high-quality mineral lenses, designed for comfortable everyday wear and driving. Key attributes: Black | Metal | Polarized lenses | Photochromic / light-adjusting lens options | UV protection (UV400) | Mineral / glass lenses for high optical clarity | Double-injected rubber temple inserts | Adjustable rectangular nose pads | Wire-core temples for custom adjustment | Includes protective case and microfiber cleaning cloth | Navigator/pilot shape | Double bridge | Slim temples with contrasting inner color | Dimensions & fit: Lens width: 58 mm | Lens height: 45 mm | Bridge: 16 mm | Temple length: 143 mm | Frame width: 132 mm | Medium fit | Composition & care: Metal (frame) | Mineral glass (lenses) | Rubber (temple inserts) | Wipe lenses with the supplied microfiber cloth and store in the included case. Avoid abrasive cleaners and extreme heat.