#133 12oz USA Duck Canvas Work Shirt NavyHeavy American fabrics are widely regarded as some of the best values in the Denim Market, and this material exemplifies that reputation within American workwear for durability. Our initial choice had to be an American iconsomething foundational and meant to age well. Just behind American denim, duck canvas stands out. This shirt features Mount Vernon Mills Cannonball Cotton Duck Canvas, made in the United States. Weighing in at a solid 12oz with a