Easy Mens Quality Bright One Button Formal Dress Suit Blazer Coats From China size, pls select 2 sizes bigger or contact seller for help Chinese Medium: Chest:37.80"(96cm) Length:26.38"(67cm) Shoulder:16.54"(42cm) Sleeve:24.02"(61cm) Chinese Large: Chest:39.37"(100cm) Length:27.17"(69cm) Shoulder:17.32"(44cm) Sleeve:24.41"(62cm) Chinese X-Large: Chest:40.94"(104cm) Length:27.95"(71cm) Shoulder:18.11"(46cm) Sleeve:24.80"(63cm) Chinese 2X-Large: Chest:42.52"(108cm) Length:28.74"(73cm) Shoulder:18.90"(48cm) Sleeve:25.20"(64cm)