Tru Polar features all the benefits you've come to expect from a Foster Grant Polarized lens; eliminating glare, clarity, 100% UVA/UVB protection, but the Tru Polar lenses have some extra benefits and features. The state of the art technology selectively filter colors which enhance red, green and blue, revealing crisper more vivid colors in depth and detail. This full frame, shiny black women's style is ultra chic, so you can experience the world around you in high definition color and look good while you enjoy the scenery.