110th Chemical Battalion Unit Crest (Each) msgt Western Hemisphere Institute For Security

Western Hemisphere Institute For Security Cooperation (WHNSEC) Unit Crest (Each)

34th Infantry Division OCP Patch with Hook Fastener (pair)

At the soldier's option the RDI

82nd OCP PATCH

110th Chemical Battalion Unit Crest (Each) msgt Western Hemisphere Institute For SecurityA 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 authorization of all DUIs. Distinctive unit insignia (DUI)