Recommended reference size:
height:150-155cm ? ? ? ? ?35-42.5kg ? ? ? ?S
height:155-160cm ? ? ? ? ?40-47.5kg ? ? ? ?M
height:165-165cm ? ? ? ? ?45-57.5kg ? ? ? ?L
height:165-170cm ? ? ? ? ?55-65kg ? ? ? ? ? XL
height:170-175cm ? ? ? ? ?62.5-72.5kg? ? ?2XL
height:175-180cm ? ? ? ? ?70-82.5kg ? ? ? ?3XL
height:175-190cm ? ? ? ? ?82.5-100kg ? ? ?4XL

Size mearsured by ourselves, sometimes has some errors, but always within 3cm." Please note 1 cm = 0.39 inch,1 inch = 2.54 cm. Please feel free to contact us when finding difficulty in choosing size,we will give you the best option.
Note: The decal on the chest of the product picture is a fixed size, the decal will not become larger as the size of the clothes increasess