The badges and patches on the Air Force ABU and OCP Uniforms, tell a distinctive story about the career of an individual in the United States Air Force. It is easy to tell which individuals have achieved Master status by looking at their ABU Master badges. These pieces are manufactured by Action Embroidery. The Master status is indicated by a star encircled by a wreath at the top of whatever badge the person has earned. There are three main levels to Air Force Badges: Basic, Senior, and Master. Master status may usually be achieved by meeting specific occupational requirements and serving for a certain number of years in a position with the Air Force. The type of service is determined by the type of badge the Master status is attached to.