Shield sunglasses are designed primarily to protect your eyes, and these great shades for men and women by Oxigen do that and a whole lot more. These sunglasses will definitely make you stand out in a crowd, with a dark frame and finish you will appear mysterious. The frame is plastic in areas for rigidity and metal in other areas for flexibility and fit. The arms start straight and taper sharply then flair at the ear. The lenses are large with a dark finish and feature adjustable nosepieces for better grip.