The Size is China Size.Please carefully check the size of the description.
US Small=China Medium:Length:25.20"(64cm),Bust:36.22"(92cm),Shoulder:15.35"(39cm)
US Medium=China Large:Length:25.98"(66cm),Bust:37.80"(96cm),Shoulder:16.14"(41cm)
US Large=China X-Large:Length:26.77"(68cm),Bust:39.37"(100cm),Shoulder:16.93"(43cm)
xiaokong Men's Tank Tops Relaxed-Fit Vest Sweater Floral Print Cardigan - Z5C0991W1