Serengeti Sunglasses Hext SS571004 Shiny Tortoise Saturn Drivers Polarized combine sporty functionality with a stylish aesthetic. These unisex sunglasses feature a durable matte black eco-nylon frame designed for a wrap-around fit, offering excellent coverage and protection, ideal for outdoor activities and driving. The lenses are photochromic, transitioning between categories 2 and 3 for varying light conditions. These lenses provide superior clarity, enhanced contrast, and reduced glare, making them perfect for high-performance or everyday use.The Hext model is designed with a lightweight and flexible frame material, ensuring comfort during extended wear. It includes Serengeti’s signature technology for lens quality and performance, delivering optimal UV protection.