H2H Brand in Korea is a Brand designed by slim fit style FOR men and women in highest qualities and workmanship to bring buyers A different outlook on life of fashion, And mostly styles are Korean sizes and smaller than US or EU size. If you"re not sure about your size, Could you please advise us your Weight and Height in stones or Lbs and Inch.Measurements:US Small (Asia L)--------Shoulder 17"----Chest 37"----Sleeve 26"-----Length 27" US Medium (Asia XL)----Shoulder 18"----Chest 39"----Sleeve 26.5"---Length 27.5" Recommended size:US X-Small---~5"5"~, ~135 lbs~ US Small-----~5"7"~, ~155 lbs~ US Medium---~5"9"~, ~175 lbs~ US Large-----~5"11"~, ~195 lbs~ US X-Large---~6"1"~, ~205 lbs~