44th Air Defense Artillery Crest "Per Ardua" (Each) 2ndlt 10th Mountain OCP Patch with

10th Mountain OCP Patch with Hook Fastener and Mountain Tab

The DUI design is derived from the coat of arms authorized for a unit

Special Troops Battalion 4th Brigade Combat Team (4th BCT-STB) Crest "Swift Agile and Lethal" (each)

3rd Infantry Division Unit Crest "Nous Resterons La" (pair)

44th Air Defense Artillery Crest "Per Ardua" (Each) 2ndlt 10th Mountain OCP Patch with44th Air Defense Artillery Crest "Per Ardua" (each). A distinctive unit insignia (DUI) is a metallic heraldic badge or device worn by soldiers in the United States Army. The DUI design is derived from the coat of arms authorized for a unit. DUIs may also be called "distinctive insignia" (DI) or, imprecisely, a "crest" or a "unit crest" by soldiers or collectors. The U. S. Army Institute of Heraldry is responsible for the design, development and