17th Infantry Unit Crest (Each) 1stlt JFK Special Warfare Challenge Coin

JFK Special Warfare Challenge Coin

Military Police (MP) Crossed Pistols Challenge Coin

4th Infantry Division Challenge Coin

Enlisted Brite Pin-on

2nd Medical Brigade OCP Patch with Hook Fastener (pair)

17th Infantry Unit Crest (Each) 1stlt JFK Special Warfare Challenge CoinA 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)