Serengeti Medium Aviator Sunglasses Polarized Aviator A longtime favorite, the timeless designs in our Aviotor Collection can be worn 555NM Polarized this lens maximizes greens and yellows for high contrast and clarity 15 percent transmittance lightened lens/8 percent transmittance darkened lens While navigating serpentine hill country roads or soaring above a scenic coastline. And combats glare with premium polarizing technology ideal for all bright light conditions