Mark with US Army Shoulder Sleeve Insignia: | #401996

The United States Army is one of the three military departments (Army, Navy and Air Force) which reports to the Department of Defense. The modern US Army has its roots in the Continental Army, which was formed on 14 June 1775. In the United States Army, "tabs" are small cloth and/or metal arches worn on US Army uniforms.  The tabs display a word or words signifying a special skill. . The Mountain Tab is a part of the Shoulder Sleeve Insignia of the 10th Mountain Division.