60s 70s Union Made ACWA Blue Heavy Cotton Longsleeve Button Up Chambray Rare USA This product is a rare vintage 60s 70s Union Made ACWA Blue Heavy Cotton Longsleeve Button Up Chambray shirt. Made in the United States, this XL size shirt features a classic rockabilly look, perfect for casual occasions. The chambray style and blue color add a touch of retro flair to this original piece of men's vintage clothing. !!! Distressed naturally with rust stains fading etc !!