Unisex dark brown narrow butterfly full-rim sunglasses frames are available in variety of colors to match any outfit. These affordable qualified geek-chic thick flash mirrored sunglasses include free single-vision prescription red gold mirrored lenses with AR and 100% UV protection, a case and a cleaning cloth. Bifocal and progressive lenses are supported. The unique butterfly frame shape of this geek-chic eyewear will make you stand out from the crowd, while the inner square lens shape keeps you focused on the task at hand. This bold, full-rim acetate design blends strength and comfort with confidence and style. The beautiful, winged curves and textured stems ensure you get the attention you deserve, so go ahead and flutter those eyelashes! Choose from natural colors of Black, Chocolate, Amber, or Dark Brown.