PR A56S Sunglasses by Prada. The irregular shape design feature a rimless metal frame. This model is available in two different color combinations and sizes. Having deep roots, centenary experience and family traditions the house of Prada is synonymous with cutting-edge Italian fashion and artistry. Prada's sunglasses are among the most demanded due to their stylish impeccable design, distinctive looks, and timeless appeal. People who are quite sophisticated in fashion will appreciate the high quality and innovative design of the frames from Prada. Light modern materials, including cellulose acetate, clean geometrical lines, noble laconic finishes - these are all signs of the unique Prada style, interpreted by the masters of optical design.