Army Service Uniform : r army Dress Blue Deltas is the first Marine Corps uniform most applicants ever seethe one worn by the recruiter who shook their hands and changed their lives . Dress Blue Deltas feature the Delta Air Lines uniform dress worn by Casey Grant National Museum of African American History and Culture USMC MALE OFFICER BLUE DRESS BLUE WHITE DRESS UNIFORM ("A" AND "B") Us Army Dress Blue Us Army Dress Blues Uniform Army Dress Blues Corporal Asu Uniform Current Us Uniform Military Army Infantry Dress Blues The Army Service Uniform (ASU) Is The Military