An ultramarine blue shield 2 5/8 inches (6.67cm) in height charged with a red numeral 9 1 inch (2.54 cm) in height on a golden orange disc 1 3/16 inches (3.02 cm) in diameter between white wings, below and partially encircling a white star 3/4 inch (1.91 cm) in diameter , charged with a red disc.
Ultramarine blue and golden orange are the colors of the Army Air Forces. The white star with the red disc represents the Army Air Force. The Arabic number 9 indicates the numerical designation of the unit.
The shoulder sleeve insignia was approved on 16 September 1943.