Material: 100% Cotton Denim Size: M (oversized) 　　Shoulder width: 53 cm 　　Body length: 70 cm 　　Sleeve length: 57 cm It's slightly thicker than a denim shirt. Purchased at GU and worn for about one season. There is a small, inconspicuous thread-like fraying on the lower back (see photo). The color in the photo may be a bit darker.