Nordic Baby Boots Size Chart
| US Size | UK Size | EU Size | Size on the Sole | Inner Length (cm) | Foot Length (cm) |
| 3 | 2.5 | 15 | 15 | 12 | 10.8-11.3 |
| 3.5 | 3 | 16 | 16 | 12.5 | 11.3-11.8 |
| 4 | 3.5 | 17 | 17 | 13 | 11.8-12.3 |
| 4.5 | 4 | 18 | 18 | 13.5 | 12.3-12.8 |
| 5 | 4.5 | 19 | 19 | 14 | 12.8-13.3 |
| 5.5 | 5 | 22 | 22 | 14.5 | 13.3-13.8 |
| 6 | 5.5 | 23 | 23 | 15 | 13.8-14.3 |
| 6.5 | 6 | 24 | 24 | 15.5 | 14.3-14.8 |
| 7 | 6.5 | 25 | 25 | 16 | 14.58-15.3 |