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 X-Small (Asia M)-----Shoulder 16"----Chest 17"----Sleeve 15.5"---Length 29.5" US Small (Asia L)--------Shoulder 17"----Chest 18"----Sleeve 16"-----Length 30" US Medium (Asia XL)----Shoulder 18"----Chest 19"----Sleeve 16.5"---Length 30.5" US Large (Asia XXL)-----Shoulder 19"----Chest 20"----Sleeve 17"-----Length 31" US X-Large (Asia XXXL)-Shoulder 20"----Chest 21"----Sleeve 17.5"---Length 31.5" 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~