Everything You Need to Know: Sam Browne Belt The MARINE Shop Marine dress blues named to Henry C Manion who retired as a Sergeant Major. These are his late 50s early 60s used blues but I restored his final awards for display. Henry Dress blues are the formal uniform worn by U.S. Marines for ceremonial occasions, official functions, and formal events, featuring distinctive dark blue coats, light blue trousers, white belts, and medals or ribbons Marine Dress Blues: A Complete Guide to the USMC Uniform USMC Dress Blue Uniform WWII Impressions, Inc.