Mens Business Casual Long Sleeve Fitted Dress Shirts cotton blend Pay attention to our size, pls check the detail measurement.Smaller than US size. US Small=China Large:Length:27.95"(71cm), Bust:39.37"(100cm), Shoulder:17.32"(44cm), Sleeve length:24.80"(63cm) US Medium=China X-Large:Length:28.74"(73cm), Bust:40.94"(104cm), Shoulder:18.11"(46cm), Sleeve length:25.20"(64cm) US Large=China 2X-Large:Length:29.53"(75cm), Bust:42.52"(108cm), Shoulder:18.50"(47cm), Sleeve length:25.59"(65cm) US X-Large=China 3X-Large:Length:29.92"(76cm), Bust:44.09"(112cm), Shoulder:19.29"(49cm), Sleeve length:25.59"(65cm)