| AU/UK | US | EU | IND | Insole Length (cm) | Foot Length (inches) |
|---|---|---|---|---|---|
| UK 3 | US 5 | EU 36 | IND 21.5 | 22.5 | 8.9 |
| UK 4 | US 6 | EU 37 | IND 23.0 | 23 | 9.1 |
| UK 5 | US 7 | EU 38 | IND 23.8 | 23.5 | 9.3 |
| UK 6 | US 8 | EU 39 | IND 24.5 | 24.0 | 9.4 |
| UK 7 | US 9 | EU 40 | IND 25.3 | 25.0 | 9.8 |
| UK 8 | US 10 | EU 41 | IND 26.5 | 26.0 | 10.2 |
| UK 9 | US 11 | EU 42 | IND 27.3 | 27.0 | 10.6 |
| UK 10 | US 12 | EU 43 | IND 28.0 | 28.0 | 11.0 |
| Age | AU/UK | US | EU | Inside Length (cm) | Foot Length (inches) |
|---|---|---|---|---|---|
| 0-3 months | UK 0 | US 0.5 | EU 15 | 9.0 | 3.5 |
| 3-6 months | UK 1 | US 1.5 | EU 16 | 10.0 | 3.9 |
| 6-9 months | UK 2 | US 2.5 | EU 18 | 11.0 | 4.3 |
| 9-12 months | UK 3 | US 3.5 | EU 19 | 11.5 | 4.5 |
| 12-18 months | UK 4 | US 4.5 | EU 20 | 12.5 | 4.9 |
| 18-24 months | UK 5 | US 5.5 | EU 21 | 13.0 | 5.1 |
| 2 years | UK 6/7 | US 7/8 | EU 25 | 15.1 | 5.9 |
| 3 years | UK 6/7 | US 7/8 | EU 25 | 15.1 | 5.9 |
| 4 years | UK 8/9 | US 9/10 | EU 27 | 16.4 | 6.5 |
| 5 years | UK 10/11 | US 11/12 | EU 29 | 17.7 | 7.0 |
| 6 years | UK 10/11 | US 11/12 | EU 29 | 17.7 | 7.0 |
| 7 years | UK 12/13 | US 13/1 | EU 31 | 19.0 | 7.5 |
| 8 years | UK 12/13 | US 13/1 | EU 31 | 19.0 | 7.5 |
| 9-10 years | UK 1/2 | US 2/3 | EU 33 | 20.3 | 8.0 |
| 11-12 years | UK 3/4 | US 4/5 | EU 34 | 21.6 | 8.5 |
Tip: Kids feet grow quickly! We recommend adding 0.5-1cm of growing room when sizing.