Carhartt Rugged Professional Series Short Sleeve Shirt Clean and simple, this button-down work shirt can do it all. A triple-stitched, wrinkle-free design maintains a professional appearance, day in and day out. 5-ounce, 58/39/3 cotton/poly/spandex Rugged Flex durable stretch technology for ease of movement Button-down collar Two chest pockets with button closures Left chest map pocket with zipper closure Carhartt label sewn on left chest pocket Carhartt-strong, triple-stitched main seams Relaxed fit