Note!!! The The This is the Asian size, less than the size of the United States, in the product description which has a detailed size.
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US X-Large=China 2X-Large:Length:29.13"(74cm),Bust:45.67"(116cm),Shoulder:19.49"(49.5cm),Sleeve Length:25.79"(65.5cm)
US 2X-Large=China 3X-Large:Length:29.92"(76cm),Bust:48.03"(122cm),Shoulder:20.47"(52cm),Sleeve Length:26.18"(66.5cm)
US 3X-Large=China 4X-Large:Length:30.71"(78cm),Bust:50.39"(128cm),Shoulder:21.46"(54.5cm),Sleeve Length:26.57"(67.5cm)