Serengeti Brando Sunglasses, Shiny Dark Gunmetal Frame, Drivers Lens Photochromic lenses constantly adjust to changing light conditions Spectral Control diminishes haze and distracting glare, enhances contrast and sharpens your vision 100% UVA/UVB Protectant, Ultra-Light Glass Lenses Wire-Flex Technology and Adjustable Nose Pads