Serengeti Positano 8982 sunglasses combine a classic modified-square frame with advanced lens technology. They feature polarized, photochromic lenses designed to adapt to changing light for everyday wear and outdoor activities. Key attributes: Black | Polarized lenses | Photochromic lenses | Spring hinges | Lightweight frame | Modified square shape | Full-rim frame | Matte black finish | Dimensions & fit: Lens width: 56 mm | Bridge: 16 mm | Temple: 135 mm | Medium fit | Composition & care: Lens: Mineral glass | Wipe lenses with the included microfibre cloth and store in the supplied case. Avoid abrasive cleaners and prolonged exposure to high heat.