Long-sleeved checkered shirt - Color: Black and gray checkered pattern with navy lines - Design: Long-sleeved shirt - Material: Flannel - Buttons: Front button closure - Style: Casual - Features: Checkered pattern design The color, pattern, and details of the hem are stylish, giving it a casual yet somewhat refined atmosphere. The collar has wire in it, allowing you to stand it up or wear it in your preferred shape. The tag says ④, but it's a size M. I usually wear a size M top. Washed. This is a used item and has been stored at home, so please understand. Please refrain from purchasing if you are sensitive to such things. There are no frays, stains, or tears. Thank you.