Derek Cardigan Sun 7010 Ice sunglasses are a bold style that is sure to make a statement. These browline style shades come in clear acetate with silver accents. The polarized solid grey lenses contrast the transparent frame front. To help show off your geek pride, the division and multiplication symbols are featured on the sides with the equal sign on the arms. Not only do these frames have great style but they are also incredibly comfortable with its adjustable nose pads and flexible spring hinges.