These retro nerd glasses feature clear lenses and a plastic frame. Coated with UV400 protection, the lenses offer necessary defense against harmful ultraviolet rays, which can lead to eye cancer and sunburns. Available colors include black, brown, burgundy, blue and deep eggplant. These glasses are excellent for bookstores, costume shops, upscale boutiques, glasses stores, department stores, men's and women's shops and much more. They are available in boxes of one dozen with assorted colors, making it easy for customers to order.