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),
Trousers period between the 13th and the 10th century BC and made of wool, the trousers had straight legs and wide crotches, and were likely made for horseback riding. Trousers enter recorded history in the 6th century BC, on the rock carvings and artworks of Persepolis, and with the appearance of horse-riding Eurasian nomads in Greek ethnography. At this time, the Iranian People such as Scythians, Sarmatians, Sogdians and Bactrians among others, along with Armenians and Eastern and Central Asian peoples such as the Xiongnu and Hunnu, are known to have worn trousers. Trousers are believed to have been worn by