Size (cm)  2-3 5-6 6-7 8-9
L  43 47 51 55
W  41.5 44.5 47.5 50.5

 

Size (inches)  2-3 4-5 6-7 8-9
L 17.0 18.5 20.7 21.6
W 16.3 17.5 18.7 19.8

Model is Age 5 wearing a size 4-5