US cap artillery 1855 Forage cap / bummer   Wool; Navy blue, Yellow piping, all around the top, for the artillery Size ; M= 57cm L= 58cm XL= 59/60cm XXL = 61/62cm black leather visor, adjustable chinstrap attached with two "Union Aigle" brass buttons. Inner lining in black cotton, and fitted with a leather sweatband. US cap artillery 1855 Forage cap / bummer