{"product_id":"the-real-mccoy-s-u-s-n-wool-blue-flannel-shirt","title":"U S N Wool Blue Flannel Shirt","description":"\u003cul\u003e\n  \u003cli\u003eThe U.S.N.\u003c\/li\u003e\n  \u003cli\u003eWOOL BLUE FLANNEL SHIRT is made from wool twill and features authentic U.S.N. urea anchor buttons.\u003c\/li\u003e\n  \u003cli\u003eOriginally issued to Chief Petty Officers in the early 1940s, this single-pocket shirt includes an arched pocket flap and cuffs crafted from identical parts, reflecting wartime design simplifications.\u003c\/li\u003e\n  \u003cli\u003eIntroduced in the 1920s, the CPO shirt initially had double pockets but was revised to a single-pocket style during World War II, likely as a move to streamline manufacturing.\u003c\/li\u003e\n  \u003cli\u003eInterestingly, the double-pocket design returned after the war in the late 1940s.\u003c\/li\u003e\n  \u003cli\u003eAlthough not officially part of the peacetime uniform, the shirt could be worn with approval from senior officers, especially in colder weather.\u003c\/li\u003e\n  \u003cli\u003eOver time, this rule became more flexible and less strictly followed.\u003c\/li\u003e\n  \u003cli\u003ePost–World War II, surplus CPO shirts spread to army-navy stores, where they found a new audience beyond the military.\u003c\/li\u003e\n  \u003cli\u003eOutdoor enthusiasts and tradesmen gravitated toward the heavy wool overshirts.\u003c\/li\u003e\n  \u003cli\u003eAs their popularity spread, the term “CPO shirt” came to describe a wider category of civilian work shirts inspired by the Navy original.\u003c\/li\u003e\n  \u003cli\u003eMany retained signature features such as flap chest pockets and the classic anchor-stamped buttons, preserving their maritime roots.\u003c\/li\u003e\n  \u003cli\u003eU.S.N.\u003c\/li\u003e\n  \u003cli\u003eUrea Anchor Buttons\u003c\/li\u003e\n  \u003cli\u003eSingle Chest Pocket\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"The Real McCoy's","offers":[{"title":"14","offer_id":52908245745943,"sku":"MS25101","price":430.0,"currency_code":"CAD","in_stock":true},{"title":"15","offer_id":52908245778711,"sku":"MS25101","price":430.0,"currency_code":"CAD","in_stock":true},{"title":"16","offer_id":52908245811479,"sku":"MS25101","price":430.0,"currency_code":"CAD","in_stock":true},{"title":"17","offer_id":52908245844247,"sku":"MS25101","price":430.0,"currency_code":"CAD","in_stock":true},{"title":"18","offer_id":52908245877015,"sku":"MS25101","price":430.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/5994\/1143\/files\/MS25101_NVY_250514_8180_038_1551f91d-b659-484f-a805-db036f22d6ae.jpg?v=1777148780","url":"https:\/\/therightgarment.com\/products\/the-real-mccoy-s-u-s-n-wool-blue-flannel-shirt","provider":"The Right Garment","version":"1.0","type":"link"}