It's a size L. Unused. Instant purchase is OK. New, unused, unopened B'z ✖ The Yellow Monkey UNITE2 THE YELLOW MONKEY Collaboration Limited edition Yemon (The Yellow Monkey) Koshi Inaba Takahiro Matsumoto UNITE Unite White T-shirt Although it is new and unused, please refrain from purchasing if you are concerned about small scratches or are very sensitive, as it has been stored at home.