Knight Visor Polarized Professional HD Night Vision Glasses for Driving - Sport Bike Protection Sunglasses - Flexible Frame and FREE Car Clip Holder - Designed in Milano Italy (Gray Metallic) 100% POLARIZED YELLOW LENSES. Polarized lenses reduce glare from the headlights of other vehicles, pavement, and other reflective surfaces by filtering light coming from different angles. These special lenses make colors and objects appear clearer, so you can see every detail of the open road. Note that some companies claim to sell polarized glasses, but in fact their glasses use regular non-polarized lenses. FREE GIFT  our 5 in 1 EXTRA VALUE package includes all the necessary glasses accessories featuring complimentary car glasses holder, a GREAT VALUE solution to store your glasses in your car for ultimate protection them from being lost or damaged. STYLISH DESIGN makes Knight Visor glasses a favorite for drivers, sport athletes, motorcycle riders. The frame, Designed in Milano, epitomize Italian elegance and ingenuity. LIGHTWEIGHT FRAME (only 13g) gives you preferred comfort and a semi-rimless frame design allows for an unobstructed downward view with UV400 Protection. Knight Visors flexible frame also enables them to be worn over most prescription glasses. BEST LIGHT ENHANCING LENS tint (Pale Yellow Lenses). Enhance contrast in low to extremely low light conditions, haze, etc. Some of our customers say Knight Visor glasses combat eye fatigue, reduce drowsy driving at night and maintain your focus on the road.