Easy Mens Fashion Earphone Cotton Casual Short Sleeve T-shirt Tops From China size, pls select 2 sizes bigger or contact seller for help Chinese Medium: Chest: 92M Length:25.98"(66cm) Shoulder:15.75"(40cm) Sleeve:5.91"(15cm) Chinese Large: Chest:37.80"(96cm) Length:26.77"(68cm) Shoulder:16.54"(42cm) Sleeve:5.91"(15cm) Chinese X-Large: Chest:39.37"(100cm) Length:27.56"(70cm) Shoulder:17.32"(44cm) Sleeve:6.30"(16cm) Chinese 2X-Large: Chest:40.94"(104cm) Length:28.35"(72cm) Shoulder:18.11"(46cm) Sleeve:6.50"(16.5cm)