On a buff vertical rectangular embroidered device, arched convexly at top and bottom, a red wedge-shape issuing from the bottom to the middle of the device, below a blue chevron embattled on the top, overall a diagonally crossed white battle-ax, blade up and pointing out and a key, ward up and pointing out; all within a 1/8 inch (.32 cm) red border. Overall dimensions are 2 1/16 inches (5.24 cm) in width and 3 inches (7.62 cm) in height.
Scarlet and buff are the colors traditionally associated with Sustainment units. The red wedge symbolizes support. The embattled chevron, illustrating the merlons and crenels of a castle, alludes to strong defense. The crossed battle-ax and key denote joint effort to provide warrior and logistical skills on the battlefield.
The shoulder sleeve insignia was approved effective 16 July 2007. (TIOH Drawing Number A-1-919)