JINIY 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 M)---------Shoulder 15.5"---Chest 17.5"---Sleeve 8.5"---Length 26" US Medium (Asia L)-------Shoulder 16.5"---Chest 18.5"---Sleeve 9"-----Length 26.5" US Large (Asia XL)--------Shoulder 17.5"---Chest 19.5"---Sleeve 9.5"---Length 27" US X-Large (Asia XXL)----Shoulder 18.5"---Chest 20.5"---Sleeve 10"----Length 27.5" US XX-Large (Asia XXXL)-Shoulder 19.5"---Chest 21.5"---Sleeve 11.5"--Length 28" 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~