Didriksons Children's Footwear Size Guide
| EU Size | Internal length of sole (cm) |
| 20 | 13.5 |
| 21 | 14 |
| 22 | 14.7 |
| 23 | 15.3 |
| 24 | 16 |
| 25 | 16.5 |
| 26 | 17.4 |
| 27 | 18 |
| 28 | 18.7 |
| 29 | 19.3 |
| 30 | 20 |
| 31 | 20.8 |
| 32 | 21.2 |
| 33 | 21.8 |
| 34 | 22.6 |
| 35 | 23.3 |
| EU Size | Internal length of sole (cm) |
| 20 | 13.5 |
| 21 | 14 |
| 22 | 14.7 |
| 23 | 15.3 |
| 24 | 16 |
| 25 | 16.5 |
| 26 | 17.4 |
| 27 | 18 |
| 28 | 18.7 |
| 29 | 19.3 |
| 30 | 20 |
| 31 | 20.8 |
| 32 | 21.2 |
| 33 | 21.8 |
| 34 | 22.6 |
| 35 | 23.3 |