Saint Laurent SL 51 SLIM is a Full Rim frame for Men and Women, which is made of Acetate.Acetate is the most common material used for frame manufacturing. It has endless possibilities for color, texture, and patterns. It can even be laminated to create great visual effects, and it can retain a higher luster. Acetate is lightweight, so it is often chosen for its versatility in coloring as well as for its comfort. Acetate is made out of cotton seed fibers and plasticizers. This model features a Rounded Edges shape, with a Single Bridge.The Saint Laurent SL 51 SLIM Sunglasses feature the following logo: Saint Laurent logo on the templeThese Sunglasses work well for people whose style is: Stylish Designer.Ideal for usage with: Fashion.Saint Laurent SL 51 SLIM Sunglasses come with a cleaning cloth and protective carrying case.These sunglasses are available with a mirror coating option on certain colors. Mirror coatings are suitable for protection from intense light. A mirror coating reflects back light and reduces the amount of light passing through the lens. This makes it more comfortable for eyes in very sunny conditions.These sunglasses are available on certain colors with a back side anti-reflective coating - This reduces glare from light reflecting off the inside of the lens. It also eliminates the “mirror effect” of seeing your eyes from the backside of the lens. This works especially well with polarized lenses. This combination gives you all around glare reduction.