Schott Men's CPO Wool ShirtThe quintessential shirt jacket. 30 20 oz Wool blend unlined CPO shirt features mini anchor button front closure, two upper front pockets, and button cuff closure. Initially issued by the navy in the 1930s to the Chief Petty Officers, the CPO soon spread across the military and into civilian life. This utilitarian is the perfect piece for layering or as a lightweight jacket. 30" Back Length Anchor Button Front Two Upper Front Pockets Button Cuff