| EU Size | US Size | Inches (Heel to Toe) |
| 15 | ||
| 16 | ||
| 17 | ||
| 18 | ||
| 19 | ||
| 20 | ||
| 21 | 5.5 Toddler | 5" |
| 22 | 6 - 6.5 | 5.125" - 5.25" |
| 23 | 7 - 7.5 | 5.5" - 5.625" |
| 24 | 8 | 5.75" |
| 25 | 8.5 - 9 | 6" - 6.125" |
| 26 | 9.5 | 6.25" |
| 27 | 10 - 10.5 | 6.5" - 6.625" |
| 28 | 11 | 6.75" |
| 29 | 11.5 | 7" |
| 30 | 12 - 12.5 | 7.125" - 7.25" |
| 31 | 13 - 13.5 | 7.5" - 7.625" |
| 32 | 1 Kids | 7.75" |
| 33 | 1.5 - 2 | 8" - 8.125" |
| 34 | 2.5 - 3 | 8.25" - 8.5" |
| 35 | 3.5 | 8.625" |
| 36 | 4 - 4.5 | 8.75" - 9" |
| 37 | 5 - 5.5 |
If your child is in between sizes, we recommend to size up.