XQS Mens Korean Casual Fashion Cotton Short Sleeve T Shirts Cotton Blend Imported.So label is China size label Pull On closure Welcome, all are Asia sizes, choose 2 sizes up US X-Small=China Medium:Length:25.98"(66cm), Bust:34.65"(88cm), Shoulder:15.75"(40cm), Sleeve length:7.48"(19cm) US Small=China Large:Length:26.38"(67cm), Bust:36.22"(92cm), Shoulder:16.14"(41cm), Sleeve length:7.87"(20cm) US Medium=China X-Large:Length:26.77"(68cm), Bust:37.80"(96cm), Shoulder:16.54"(42cm), Sleeve length:8.27"(21cm) US Large=China 2X-Large:Length:27.17"(69cm), Bust:39.37"(100cm), Shoulder:16.93"(43cm), Sleeve length:8.66"(22cm)