This is equivalent to a Japanese L-XL size. It's a vintage item, so there may be some scuffing, but there are no stains or dirt. Long-sleeved polo shirt made of 100% cotton with a striped design, and number 12 embroidered on the back. - Brand: Rugby Ralph Lauren - Color: Black/Gray/Yellow/Purple - Size: M - Material: 100% Cotton - Design: Number 12 embroidery on the back - Features: Striped long-sleeved polo shirt Thank you for looking.