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 !!!
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<br />>available: S, M, L, XL,XXL,XXXL
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<br />>ASIA SIZE Shoulder / Chest/ Length / Sleeve
<br />S:42cm/98cm/66cm/61cm
<br />M:44cm/102cm/68cm/62cm
<br />L:46cm/106cm/70cm/63cm
<br />XL:48cm/110cm/72cm/64cm
<br />XXL:50cm/114cm/74cm/65cm
<br />XXXL:52cm/118cm/76cm/66cm
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