I'm afraid that you regard the size as Euro Size and US Size.please do not follow system size chart !!!
if you want make a very correct choice you should choose by the size chart at the Second image !!!

>available: M， L， XL， XXL，

SIZE Shoulder Chest Length Sleeve
Unit CM CM CM CM
M 42 94 66 62
L 43 98 69 64
XL 44 102 71 66
XXL 45 106 74 68


Size Attention:

The item we sell are in Asian size ， usually 1-2 size smaller than Euro size!!!
so we suggest if you want make a correct choice you should choose by size chart!