| CM | EU | UK | US |
|---|---|---|---|
| 12.6 CM | 22 EU | 5 UK Toddler | 6.5 US Toddler |
| 13.4 CM | 23 EU | 6 UK Toddler | 7 US Toddler |
| 14.2 CM | 24 EU | 7 UK Toddler | 8 US Toddler |
| 15.1 CM | 25 EU | 8 UK Toddler | 8.5 US Toddler |
| 15.5 CM | 26 EU | 8.5 UK Toddler | 9 US Toddler |
| 15.9 CM | 27 EU | 9 UK Toddler | 10 US Toddler |
| 16.8 CM | 28 EU | 10 UK Kid | 10.5 US Little Kid |
| 17.6 CM | 29 EU | 11 UK Kid | 11 US Little Kid |
| 18.5 CM | 30 EU | 12 UK Kid | 12 US Little Kid |