Size Information:<br> 1.It is standard US size<br> 2.This size information is just for reference only,and allow 1-3cm (0.4-0.8") differences due to manual measurement.<br> Size S --- Chest 42.5"(108 CM), Shoulder 18.9"(48 CM), Length 26.0"(66 CM) ,Sleeve 26.0"(66 CM)<br> Size M --- Chest 45.7"(116 CM), Shoulder 19.9"(50.5 CM), Length 26.8"(68 CM) ,Sleeve 26.4"(67 CM)<br> Size L --- Chest 48.8"(124 CM), Shoulder 20.9"(53 CM), Length 27.2"(69 CM) ,Sleeve 26.8"(68 CM)<br> Size XL --- Chest 52.0"(132 CM), Shoulder 21.9"(55.5 CM), Length 28.0"(71 CM) ,Sleeve 27.6"(70 CM)<br> Size XXL --- Chest 55.1"(140 CM), Shoulder 22.8"(58 CM), Length 28.7"(73 CM) ,Sleeve 28.0"(71 CM)<br> Size 3XL --- Chest 57.1"(145 CM), Shoulder 23.8"(60.5 CM), Length 29.1"(74 CM) ,Sleeve 28.3"(72 CM)<br> Size 4XL --- Chest 59.1"(150 CM), Shoulder 24.8"(63 CM), Length 29.5"(75 CM) ,Sleeve 28.7"(73 CM)<br>