M code: for height 165-170， weight 50-65 kg， waist circumference 2 feet 2-2 feet 4， pants length 102
L code: suitable for height 170-175， weight 65-80 kg， waist circumference 2 feet 4-2 feet 6， pants length 104
XL code: for height 175-180， weight 80-90 kg， waist circumference 2 feet 6-2 feet 9， pants length 107
2XL code: for height 180-185， weight 80-105 kg， waist circumference 2 feet 9-3 feet 1， pants length 113