The Carhartt S96MOS is designed to be worn as a shirt or as a jacket. This versatility will keep you wearing this product more times and in more ways. Made with 9-ounce, 100% cotton canvas this shirt is durable and long lasting. The 596MOS also has 4.5-ounce, 100% cotton flannel lining to keep you warm. It is garment-washed to give you a soft feeling from the very moment you put it on. Triple-stitched seams make this shirt three times more durable than the average. This cold weather garment is has a work fit cut giving you a better range of motion. Twist, turn, bend or stretch the 596MOS will move with you comfortably. Two chest patch pockets have rivet reinforcements to securely keep your things in place. Notice the leatherette label on the left pocket that proudly states "Carhartt". This label lets you know that they stand firmly behind this product. Trust one of the best-known names in work gear to keep you warm and comfortable in the colder weather.