Serengeti Tellaro 8819 Sunglasses combine navigator styling with performance-focused lens technology for everyday wear and active use. The model pairs a metal frame with photochromic, polarized mineral lenses for clear vision in changing light. Key attributes: Black | Blue | Metal | Polarized lenses | Photochromic (light-adjusting) lenses | UV protection | Mineral glass lenses | Double-injected rubber temples with adjustable wire core | Adjustable nose pads | Prescription-ready (Rx available) | Includes case and cleaning cloth | Navigator shape | Matte finish | Blue inner temple tips | Double-injected rubber temples | Dimensions & fit: 60 x 17 x 143 mm (lens width x bridge x temple) | Large fit | Base curve 6 | Composition & care: Metal frame | Mineral glass lens | Rubber temple inserts | Wipe lenses with the included microfiber cloth; store in the provided case.