The U.S. Air Force Defending Freedom Cap features a sold light blue background. The crown of the cap features an embroidered three dimentional design stating "USAF" in white. Then the Classic United States Air Force logo embroidered in the center. The cap features the inscription on the crown "Defending Freedom Since 1947". The bill fo the cap is curved. The bill features a unique embroidered design in yellow and white with "Air Force" embroidered in the right side of the bill. The back features an adjustable velcro strap with "Air Force" embroidered in white across it. Official US Air Force Licensed Cap.