Durable ripstop and 600D polyester body fabrics. Colored 210D polyester lining matches its exterior piping color. Heavy duty zippers and sliders. Large front pockets. 17 laptop pocket and tablets case included. By federal law, licensing fees paid to the U.S. Army for the use of its trademarks provide support to the Army Trademark Licensing Program, and net licensing revenue is devoted to U.S. Army Morale, Welfare, and Recreation programs. For more information, visit www.armymwr.com.