WORLD WAR TWO British RAF officers mess dress tunic features fully lined sleeve rank black sateen lapel Kings crown buttons waist coat available separately shirt not included choose your size in drop down menu you can order fully customized jacket as well Contact me for further details.Our Size charts based on actual product. Your body sizes will be (chest & wast only) 4 inches less than these sizes. Mean to say if M size chest is 44 inches it means your body chest size will be 40 & 4 are loosing for movements of your body. World War Two British Raf Officers Mess Dress Tunic - Steampunk Military Uniform Jacket