XS—Back length:18cm/7.09”, Chest:28cm/11.02”
Reference Weight:0.75-2kg/1.65-4.4lb
S—Back length:20cm/7.87”, Chest:32cm/12.60”
Reference Weight:1.5-3kg/3.3-6.6lb
M—Back length:23cm/9.06”, Chest:36cm/14.17”
Reference Weight:2-4.5kg/4.4-9.9lb
L—Back length:27cm/10.63”, Chest:41cm/16.14”
Reference Weight:3-4.5kg/6.6-9.9lb
XL—Back length:31cm/12.20”, Chest:45cm/17.72”
Reference Weight:4-5.5kg/8.8-12.1lb
XXL—Back length:35cm/13.78”, Chest:50cm/19.69”
Reference Weight:5-6.5kg/11-14.3lb