Polo Ralph Lauren Men's Bottoms. Fashion category - Shorts. SKU - 710741375004. Color - Navy. Polo Ralph Lauren Mid-Rise Linen-Cotton Blend Shorts. These shorts feature a linen-cotton blend fabric, a mid-rise fit, belt loops, a concealed fly with button fastening, slip pockets at the sides, and two rear welt pockets. 53% Linen, 47% Cotton.