Measurements:Hint for choosing proper size, use similar clothing to compare with the size.
Choose larger sizes if your size are same as the flat measurement Size Chart
US XX-Small=China Medium:Chest:38.58"(98cm),Length:25.59"(65cm);
US X-Small=China Large:Chest:39.37"(100cm),Length:25.98"(66cm);
US Small=China X-Large:Chest:40.16"(102cm),Length:26.38"(67cm);
US Medium=China XX-Large:Chest:40.94"(104cm),Length:26.77"(68cm);
US Large=China XXX-Large:Chest:41.73"(106cm),Length:27.17"(69cm);
Papijam Men's Casual Relaxed Button Front Denim Trucker Jacket - B01M4IP1YG