Marc Jacobs 632 EyeglassesThe frame is sold with demo lenses that have a logo stamped on them in ink. The frame can be fitted with real lenses at most optical stores. This frame provides comfortable fit and flatters a variety of face shapes. These eyeglasses are crafted from high quality, durable premium acetate plastic. The frame has spring hinges. Spring hinge temples prevent you from stretching the fit of your glasses and ensure that they remain intact and not become loose