A silver color metal and enamel device 1 1/8 inches (2.86cm) in height overall, consisting of a shield blazoned: Argent, on a low mount a magnolia tree in blossom Proper. Attached below the shield a green scroll inscribed "AnLI yamohmikma KAMASSA" in silver.
The shield of the insignia is in the shape of a Choctaw arrowhead. The magnolia, the state tree of Mississippi, is representative of the state where the unit was originally headquartered. The motto, in the Choctaw language, means sincerity and strength.
The distinctive unit insignia was approved for 348th Regiment effective 1 October 1993.