Serengeti Lucca Drivers Polarized Lenses Sunglasses - Gunmetal / Shiny Black Frame, 555nm Polarized Lens 6792 Soft cinch bag/case included With Serengeti Lucca Drivers Polarized Lenses Sunglasses there is no such thing for your eyes as an average day. Light changes continually from sun-up to sundown. No matter what the weather may be, your eyes are constantly exposed to lighting conditions that strain and fatigue.