SEOBEAN TAUWELL Mens Low Rise Sexy Trunk Boxer Brief Short Pants Underwear 92% Cotton, 8% Spandex (Part: 84% Nylon, 16% Spandex) Imported Hand wash ONLY,slightly,cold water The size for all underwear products are asian size. Please pay a attention before you make order. If you shopping the underwear from U.S.A or EU brands,should be choice one size up.