Aviation design showing the evolution of the UK RAF roundel, starting from early WWI to the present day. Note that often times, especially during times of conflict, multiple roundel styles may have been in use depending on aircraft type, use, and theater Great gift for fans of United Kingdom military aircraft, British RAF planes, WW1 and WW2 aviation history buffs, combat aircraft fans, historical aviation nuts, airshow fans, pilots and aviators, veterans, vets and UK servicemen and women. Lightweight, Classic fit, Double-needle sleeve and bottom hem