Size Weight Chest Back Length
Micro 1-7kg 30-50cm 25-34cm
XS 7-11kg 48-81cm 25-33cm
S 9-20kg 53-89cm 33-41cm
M 18-27kg 64-99cm 38-50cm
L 27-41kg 69-112cm 43-61cm
XL 41+kg 76-122cm 51-66cm