Outdoor sunglasses don't have to be bulky to work well, as you can see by these great shades for men by X-Loop. The frame is metal, made for flexibility and strength. The arms are thin and flare at the ear, with the X-Loop logo subtly shown on the side. The lenses are rectangular and dark, providing maximum protection from the sun and other eye irritants. These cool and protective shades can be purchased in an assortment of lens and frame color combinations.