The Size is China Size.Please carefully check the size of the description.
US Medium=China Large:Length:24.41"(62cm),Bust:31.89"(81cm),Shoulder:15.75"(40cm),Sleeve Length:31.10"(79cm)
US Large=China X-Large:Length:25.20"(64cm),Bust:33.46"(85cm),Shoulder:16.14"(41cm),Sleeve Length:31.89"(81cm)
US X-Large=China 2X-Large:Length:25.98"(66cm),Bust:35.04"(89cm),Shoulder:16.54"(42cm),Sleeve Length:32.68"(83cm)
US 2X-Large=China 3X-Large:Length:26.77"(68cm),Bust:40.55"(103cm),Shoulder:16.93"(43cm),Sleeve Length:33.46"(85cm)
xiaokong Men's Classic Shawl Collar Solid Open Front Knitted Sweater - OUMGDPKPK