Carrera CA8011/S is a Full Rim frame for Men, which is made of Stainless Steel Front and Metal Temples.Hypoallergenic and nickel free, stainless steel is great for active eyeglass wearers because the frames won't lose their shape nor will they corrode or rust when it is exposed to water - 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 a Rectangular shape, with a Double Bridge.This frame features a spring hinge, which keeps its initial balance and adjustment, thereby avoiding the need for subsequent adjustments.These Sunglasses work well for people whose style is: Classic.Ideal for usage with: Fashion.These sunglasses can accommodate prescription lenses. Please call our Customer Service Department to order prescription lenses for this model.Carrera CA8011/S Sunglasses come with a cleaning cloth and protective carrying case.These sunglasses are available with polarized lenses on certain colors. Polarized lenses have a filter within the lens that blocks the wavelengths of light that cause glare. They can greatly enhance contrast and allow for greater depth of vision, especially in water. They are ideal for any situation where glare reduction is necessary, like driving or playing sports.