The Smith Men's Dolen Polarized Sunglasses features refined contour lines and classic nose bridge surfacing of the 6-base frame give a timeless look, while out-of-sight spring hinges and megol nose pads and temple ends provide superior comfort and an undeniable performance edge. Techlite glass and ChromaPop™ polarized lenses provide the highest levels of enhanced color and clarity while alsooffering unparalleled scratch resistance, so you have a sunglass that will perform under the pressures of a long road trip, a weekend of backpacking, and anything in between.