Description
Within a red block “O” shaped insignia a white field charged with a maroon cross surmounted by a blue anchor and scarlet trefoil both bordered white; all within a 1/8 inch (.32 cm) red border. The overall dimensions are 3 inches (7.62 cm) in height and 2 1/2 inches (6.35 cm) in width.

Symbolism
The block “O” and trefoil resembling the buckeye seed represents Ohio, known as the Buckeye State. The anchor is taken from the Columbus coat of arms and alludes to the city of Columbus and the great lakes region, the home of the organization and its command. The maroon cross in the color of the Army Medical Department is a symbol for aid and assistance and reflects the mission of the organization.

Background
The shoulder sleeve insignia was approved on 24 January 2013. (TIOH Dwg. No. A-1-1084)