Generic Men's Short Sleeve Classic Fit Easy Care Dress Shirt 50%cotton Pay attention to our size, pls check the detail measurement.Smaller than US size. US M(China XL)----length:28.35"(72cm)----Bust:40.94"(104cm)----Sleeve length:8.46"(21.5cm)----Shoulder:15.75"(40cm) US L(China 2XL)---length:28.74"(73cm)----Bust:42.52"(108cm)----Sleeve length:8.66"(22cm)----Shoulder:16.14"(41cm) US XL(China 3XL)--length:29.13"(74cm)----Bust:44.09"(112cm)----Sleeve length:8.86"(22.5cm)----Shoulder:16.54"(42cm) US 2XL(China 4XL):--Length:29.53"(75cm)- Bust:45.67"(116cm)----Sleeve length:9.06"(23cm)----Shoulder:16.93"(43cm)