Youth Marine Dress Blues Uniform Blue Dress USMC Uniform Guide United States Marine Corps Officer in Blue Dress "A" Uniform including medals ribbons white gloves, barracks cover ( hat ) sword Stock Photo Alamy Marine This uniform is worn for formal occasions and has largely maintained its current form since the late 19th century. It remains a strong symbol of battles won. Facebook 18 Dress Blues ideas usmc, marine corps, united states marine corps Did you know? The Marine Corps' Dress Blues is the only uniform in the U.S. military designated to include the red, white, and blue colors of the American flag. This distinctive uniform