It's Asian size,please check the detail size on the following size chart. 
<br />AsiantMeasurementttttttt
<br />SizetChestttShoulderttSleevettLengtht
<br />Mt94cmt36.7"t37cmt14.4"t60cmt23.4"t53cmt20.7"
<br />Lt100cmt39.0"t37cmt14.4"t63cmt24.6"t53cmt20.7""
<br />XLt102cmt39.8"t39cmt15.2"t65cmt25.4"t54cm  21.1"
<br />XXLt104cmt40.6"t41cmt15.9"t65cmt25.4"t54cm  21.1"
<br />XXXLt106cmt41.3"t42cmt16.4"t65cmt25.4"t54cm 21.1"
<br />Hint for choosing proper size:Use similar clothing to compare with the size.tttttttt
<br />
<br />100% Brand New.
<br />Material: Denim
<br />Color: As picture show
<br />Distressed light wash denim jacket.
<br />Waist length.
<br />Jersey Hood.
<br />Branded metal buttons.
<br />Full Jersey sleeves.