Biomecanics Size Guide
Biomecanics Size Chart
Biomecanics' shoes are designed with an extra 1 cm of space compared to other shoes to offer a more comfortable and spacious fit. If your child's foot is 12.8 cm, we recommend you choose to size EU21. If your child's foot is 14 cm, we recommend you to choose size EU23 and so on.
| EU | UK | USA | Foot Length (cm)* |
| 18 | 2.5 | 3 - 3.5 | 10.8 |
| 19 | 3 | 4 - 4.5 | 11.5 |
| 20 | 3.5 | 5 | 12.2 |
| 21 | 4.5 | 5.5 | 12.8 |
| 22 | 5 | 6 - 6.5 | 13.5 |
| 23 | 6 | 7 - 7.5 | 14.2 |
| 24 | 7 | 8 - 8.5 | 14.8 |
| 25 | 8 | 9 | 15.5 |
| 26 | 8.5 | 9.5 | 16.2 |
| 27 | 9 | 10 - 10.5 | 16.8 |
| 28 | 10 | 11 - 11.5 | 17.5 |
| 29 | 11 | 12 - 12.5 | 18.2 |
| 30 | 12 | 13 | 18.8 |
| 31 | 12.5 | 13.5 | 19.5 |
| 32 | 13 | 1 - 1.5 | 20.2 |
| 33 | 1 | 2 - 2.5 | 20.9 |
| 34 | 2 | 3 | 21.6 |
| 35 | 3 | 3.5 | 22.2 |
| 36 | 3.5 | 4 - 4.5 | 22.9 |
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