Active men need sunglasses that can keep up, and that's just what these cool shades from Khan are meant to do. They sport a unique look and construction that is designed to stay in place under the most extreme conditions. The frame is metal, and the arms are plastic, giving the glasses just the right amount of flexibility and rigidity. The arms are textured for better fit and have interesting style elements. The lenses are dark and are formed out of combined rectangles for a shield-like appearance.