Size Sole            Length          Width

XS  0-6 Months        11cm/4.33"   5.6cm/2.20"

S    7-12 Months     12cm/4.72"   5.8cm/2.28"

M   13-18Months    13cm/5.12"   6.0cm/2.36"
L     19-24Months    14cm/5.52"   6.2cm/2.44"

XL   25-30Months  15cm

Tips:1.Please choose the size,the age is just for reference.

2.There is 3-5% difference according to manual measurement.

Any problem, just feel free to contact us, we will try our best to solve your problems at once.