1
Chest size: The measurement should be taken at the fullest part of the chest.
2
Waist: Measure around the narrowest part of your waist.

If you are hesitating between 2 sizes, take the larger one.

US size FR size
1
Chest circumference (in cm)
2
Waist size (in cm)
S 34 79 - 82 63 - 66
36 83 - 86 67 - 70
M 38 87 - 90 71 - 74
40 91 - 94 75 - 78
L 42 95 - 98 79 - 82
44 99 - 102 83 - 86
XL 46 103 - 106 87 - 90
48 107 - 112 91 - 96
XXL 50 113 - 118 97 - 102
52 119 - 124 103 - 108
3XL 54 125 - 130 109 - 114
56 131 - 136 115 - 120
4XL 58 137 - 142 121 - 126
60 143 - 148 127 - 132
5XL 62 149 - 154 133 - 138
64 155 - 160 141 - 147