Amazon.com: SAINT LAURENT SL CLASSIC 11 M Pilot Shape 。Saint Laurent Classic 11 M is a Semi Rim frame for Men and Women, which is made of Metal. Most metal frames are made out of Monel. Monel has a copper and nickel base. This metal can be corrosion resistant, strong, and easily adjusted. It retains its stability and shape. This model features an Aviator shape, with a Double Bridge. The Saint Laurent Classic 11 M Sunglasses feature the following logo: YSL logo on the lens made in Italy timeless pilot/aviator silhouette featuring a slender metal frame and a classic double nose bridge. Eye bridge temple:63 13 145 *hairline scratches on lens