The size is China size, it is smaller then USA size, pleae choose 2 sizes up! Any question please don't hesitate to contact us, will help you to solve problem.
Package:Other accessories not include
US Small=China Medium:Length:28.74"(73cm),Bust:37.01"(94cm),Shoulder:16.54"(42cm),Sleeve Length:22.05"(56cm);
US Medium=China Large:Length:29.53"(75cm),Bust:38.58"(98cm),Shoulder:16.93"(43cm),Sleeve Length:22.44"(57cm);
US Large=China X-Large:Length:30.31"(77cm),Bust:40.16"(102cm),Shoulder:17.32"(44cm),Sleeve Length:22.83"(58cm);
US X-Large=China 2X-Large:Length:31.10"(79cm),Bust:41.73"(106cm),Shoulder:17.72"(45cm),Sleeve Length:23.23"(59cm);
Zimaes Mens Knit Collision Color Trim-Fit Fashion Fleece Jacket Men’s Clothing store - O57YP4JIX