The Secretary of the Navy directed that all U.S. Navy ships fly the historic jack beginning on Sept. 11, 2002 and continue to do so throughout the global War on Terrorism. This 3' x 5' flag consists of a rattlesnake, superimposed across 13 horizontal alternating red and white stripes with the motto, ‘Don’t Tread On Me.’ Heavy Duty. Designed for outdoor use! You’ll be proud to hoist this historic jack in support of our sailors and the war on terrorism!