An inverted pentagonal figure 2 1/2 inches (6.35 cm) in height and 2 inches (5.08 cm) in width consisting of a trapezoid 1 inch (2.54 cm) in height between its parallel sides with 1 inch (2.54 cm) upper base and 2 inches (5.08 cm) lower base which is coincident with the base of an inverted blue isosceles triangle 1 1/2 inches (3.81 cm) in height; the trapezoid divided horizontally red and white 1/4 inch (.64 cm) from its lower base, a 1/8 inch (.32 cm) black border within the overall dimensions.
The shoulder sleeve insignia was approved on 29 July 1944. (TIOH Dwg. No. A-1-359)