These BeOne men's polarized sunglasses offer UV400 protection, which helps prevent eye cancer and sunburns. The rectangular frame is made of metal, and the earpieces are made of plastic. Color choices include gunmetal frame with dark smoke lenses, gunmetal frame with gray lenses, gunmetal frame with green lenses, gold frame with green lenses, gunmetal frame with brown lenses, and bronze frame with brown lenses. These are available for purchase in boxes of assorted colors by the dozen, which is ideal for department stores, sunglass kiosks and other large retailers.