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 or out of shape. The glasses are made in China. 51-17-137 (lens height: 35 mm). 53-17-140 (lens height: 38 mm). We have more designer frames and sunglasses for sale.