These naval officers shoulder boards were used during the American Civil War and Mexican War. All of these reproduction shoulder straps, except for gunners, boatswains, carpenters, and sailmakers, are made of navy-blue cloth, with dimensions of four inches and a quarter long and one inch and a half wide including the border. The border is a quarter of an inch wide and embroidered in golden metallic thread on velvet with a wool backing. Sold in pair.