This is a 2019SS fatigue shirt from Workers. The fabric is 8oz denim. The buttons are snap buttons, with only the top one exposed. The left chest pocket is a flap pocket with a pen holder, and the inner pocket is a large pocket that extends to the front facing, making it convenient for storing smartphones and other items. With a thickness somewhere between a shirt and a coverall, it can also be used like a thin jacket. You can wear it over a T-shirt or long-sleeve shirt in spring and summer, and with a thick sweatshirt in autumn, making it wearable for three seasons. Size (according to the manufacturer) M: Width 55cm, Shoulder width 46cm, Length 66cm, Sleeve length 60cm It has been worn about 2-3 times. There are wrinkles due to storage, so please understand. It will be folded compactly for shipping.