Size/Size: Asian Size
S fit, chest circumference below 84CM, waist circumference at 68CM or 2.1 feet
M fit, chest circumference below 88CM, waist circumference at 72CM or 2.2 feet
L fit, chest circumference below 92CM, waist circumference at 76CM or 2.3 feet
XL fit, chest circumference below 98CM, waist circumference at 80CM or 2.4 feet