| US / CA | EU | UK | Foot Length | Age Group |
|---|---|---|---|---|
| Toddler 8 | 24 | 7 | 5.8 | 2-4 years |
| Toddler 8.5-Toddler 9 | 25 | 7.5-8 | 6 | 2-4 years |
| Toddler 9.5 | 26 | 8.5 | 6.3 | 2-4 years |
| Toddler 10-Toddler 10.5 | 27 | 9 | 6.5 | 4-6 years |
| Little Kid 11 | 28 | 10 | 6.8 | 4-6 years |
| Little Kid 11.5 | 29 | 10.5 | 7 | 4-6 years |
| Little Kid 12-Little Kid 12.5 | 30 | 11-11.5 | 7.3 | 4-6 years |
| Little Kid 13-Little Kid 13.5 | 31 | 12-12.5 | 7.6 | 4-6 years |
| Little Kid 1 | 32 | 13 | 7.8 | 4-6 years |
| Little Kid 1.5-Little Kid 2 | 33 | 14-1 | 8.1 | 6-9 years |
| Little Kid 2.5-Big Kid 3 | 34 | 1.5-2 | 8 | 6-9 years |
| US / CA | EU | UK | Foot Length | Age Group |
|---|---|---|---|---|
| Toddler 8 | 24 | 7 | 14.7 | 2-4 years |
| Toddler 8.5-Toddler 9 | 25 | 7.5-8 | 15.2 | 2-4 years |
| Toddler 9.5 | 26 | 8.5 | 16 | 2-4 years |
| Toddler 10-Toddler 10.5 | 27 | 9 | 16.5 | 4-6 years |
| Little Kid 11 | 28 | 10 | 17.3 | 4-6 years |
| Little Kid 11.5 | 29 | 10.5 | 17.8 | 4-6 years |
| Little Kid 12-Little Kid 12.5 | 30 | 11-11.5 | 18.5 | 4-6 years |
| Little Kid 13-Little Kid 13.5 | 31 | 12-12.5 | 19.3 | 4-6 years |
| Little Kid 1 | 32 | 13 | 19.8 | 4-6 years |
| Little Kid 1.5-Little Kid 2 | 33 | 14-1 | 20.6 | 6-9 years |
| Little Kid 2.5-Big Kid 3 | 34 | 1.5-2 | 20.3 | 6-9 years |