Easy Men's 100% Cotton Slim Short Sleeve Polo Shirt Stylish T-shirt 100% cotton From China size, pls select 2 sizes bigger or contact seller for help Chinese Small: Chest:37.80"(96cm) Length:25.59"(65cm) Shoulder:16.14"(41cm) Sleeve:7.48"(19cm) Chinese Medium: Chest:39.37"(100cm) Length:25.98"(66cm) Shoulder:16.54"(42cm) Sleeve:7.48"(19cm) Chinese Large: Chest:40.94"(104cm) Length:26.77"(68cm) Shoulder:17.32"(44cm) Sleeve:8.27"(21cm) Chinese X-Large: Chest:42.52"(108cm) Length:27.56"(70cm) Shoulder:18.90"(48cm) Sleeve:8.66"(22cm)