U. S. ARMY, VIETNAM
SHOULDER SLEEVE INSIGNIA
Shoulder Sleeve Insignia. Description: A shield 3 inches (7.62cm) in height and 2 inches (5.08cm) in width overall; within a 1/8 inch (.32cm) white border three vertical stripes yellow, blue and red, on the center blue stripe a sword pointing upward, blade white and handle yellow.
Symbolism: Yellow and red are the colors of Vietnam. The blue center represents the United States, together with the sword it alludes to the U.S. Military in Vietnam.
Background: The shoulder sleeve insignia was approved on 10 Feb 1966.