I'm afraid that you regard the size as Euro Size and US Size.please do not follow system size chart !!!
<br />  if you want make a very correct choice you should choose by the size chart at the Second image !!!
<br />
<br />>available:S,M,L,XL,XXL
<br />
<br />SIZEShoulderChestLengthSleeve
<br />UnitCMCMCMCM
<br />S431046461
<br />M441086662
<br />L451126863
<br />XL461167064
<br />XXL471207265
<br />
<br />Size Attention:
<br />
<br />\