UNIQLO button-down check shirt, size S. There's a white mark on the left side under the arm. I'm not sure if I wore it once or not, but I washed it once. It's good to wear under a hoodie or knitwear, or as a light jacket. Color: Navy Sleeve Length: Long sleeve Pattern/Design: Check Collar: Button-down #INES #Silk #UNIQLO #Blouse #Shirt #Women's #GU #Shimamura Shirt Type: BD shirt (button-down)