The insignia complete with reverse long vertical hinged pin and clasp fittingsWith makers hallmark on top of eagle on reverse comprising the letter 'D' flanked by lighting bolts on each side (the logo of insignia manufacturer 'Dieges & Kust')The Air Force Security Police Shield is a military badge of the Air Force Security Forces of the United States Air Force. Originally known as the 'Air Police Shield', the Air Force Security Police Shield has existed since the early 1960s. The shield is worn in the center of the left shirt pocket of all Air Force uniforms, with the exception of the Mess Dress Uniform, and is the primary identification for officers and enlisted airmen of the Air Force Security PoliceThe Air Force Security Police Shield is considered a symbol of legal authority and Force Protection on Air Force Installations. The shield is awarded to all Security Forces (SF) members upon graduation from the Security Forces Academy (Tech school). Each shield is imprinted with a unique number that the Security Forces Member will wear their entire SF careerA similar decoration to the Air Force Security Police shield is the Air Force Fire Protection BadgeCondition: EF