Harley-Davidson Men's Blaze Ace 2.0 Sunglasses, HZ0047-6901D. Shiny black frames. Light-adjusting smoke polarized color enhancing lenses. Hydrophobic. Anti-fog technology. UV400. Sport wrap with B&S plaque. Removable gasket. Adjustable nose pad. Snap-in adjustable headstrap. 8-base. Fits head sizes medium to large. Replacement gasket sold separately. The eyewear meets the requirements for assembly with prescription lenses. The assembly of the device with prescription lenses may only be performed in laboratories authorized by the manufacturer.