Uniforms of the Royal Marines musicians, plus cadets and instructors of the affiliated cadet organisations. This is the same as 1B dress but is worn with medal ribbons instead of medals and decorations. This consists of a scarlet mess jacket with a royal blue shawl collar, worn with royal blue trousers with a scarlet stripe, Marcella shirt and royal blue mess waistcoat. Officers above the rank of brigadier have their rank on shoulder straps, whilst all other officers have their rank marking positioned horizontally on the lapels of the collar. Officers of the rank of lieutenant-colonel wear stiff-fronted shirts and overalls (tight fitting cavalry trousers),
Morning dress morning dress; when a neck badge and star are worn together, they must be of different orders. Women should wear 'smart daywear', such as a smart day dress or a skirt worn with a jacket. The straps of tops and dresses should be at least one inch wide even if worn with a jacket or other covering. Strapless, off-the-shoulder, one shoulder, halter neck, sheer, bardot, and spaghetti straps are not permitted in the Royal Enclosure at the Royal Ascot and may be inadvisable at other occasions that require morning dress. Dresses and skirts should be neither too short nor too