Constructed of 24 karat gold plated stainless steel and handmade acetate. The 40, inspired by a bay area hip hop legend, is the combination of simplicity and detail. Shop the 40 collection in various colors and lens options including, our standard tinted CR-39, Pure Polarized, and/or Clear CR-39 Lens. Shop with confidence knowing our standards in quality and service are of the highest importance. Looking for this frame in prescription lenses? Click here.