Worn at black-tie functions and serving as the equivalent of a civilian tuxedo, the U.S. Army Male Officer Blue Mess Uniform primarily consists of the Army Blue Mess Jacket, light-blue high-waisted trousers, a white semiformal dress shirt with turndown collars (aka a "tuxedo shirt"), black bow tie, and a black cummerbund.All Accessories worn with the Blue Mess Uniform can be found on this ...