Serengeti Positano Large sunglasses combine oversized coverage with lightweight construction for everyday sun protection and clear vision. The design emphasizes a bold, angular silhouette paired with Serengeti's advanced lens technology. Key attributes: Black | Nylon | Photochromic lenses | Mineral polarized lenses | UV protection | Lightweight frame | Spring hinges | Prescription compatible | Oversized rectangular silhouette | Sharp edges | Razor-thin frame | Dimensions & fit: Eye size 56 mm | Bridge 16 mm | Temple 140 mm | Large fit | Composition & care: Nylon (frame) | Mineral glass (lenses)