Boxer shorts set of 5 purchased in the US. These seamless shorts offer a comfortable fit and won't show through your clothes. - Brand: STEVE MADDEN - Size: US size M - Colors: Pink, Black, Light Blue, Beige, Magenta - Style: Boxer type - Material: 87% Nylon, 13% Spandex Since these are US sizes, they run large. They would likely be a Japanese size L or LL. Thank you for looking.