17th Infantry Unit Crest (Each) 1stlt 3rd Sustainment Crest "Heart of

3rd Sustainment Crest "Heart of the Rock" (pair)

4th Infantry Division Challenge Coin

US Army Judge Advocate General Regimental Crest

Enlisted Brite Pin-on

17th Infantry Unit Crest (Each) 1stlt 3rd Sustainment Crest "Heart ofA 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)