261st Medical Battalion Unit Crest (Pair) path Air Force Air Munitions Maintenance

Air Force Air Munitions Maintenance (Master) (Large) pin-on (each)

Engineer & U

Aviation Aircrew Basic Black Metal Pin-on Badge

31st Infantry Division Unit Crest "Pro Patria" (pair)

10th Mountain OCP Patch with Hook Fastener and Mountain Tab

261st Medical Battalion Unit Crest (Pair) path Air Force Air Munitions MaintenanceA 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)