RIVALLAN SIZE SYSTEM™
KIDS' FOOTWEAR
Find your kid's correct size in the chart below. Scroll horizontally to see more sizes.
Big Kids (1Y - 7Y)
| US - Kids | 1Y | 1.5Y | 2Y | 2.5Y | 3Y | 3.5Y | 4Y | 4.5Y | 5Y | 5.5Y | 6Y | 6.5Y | 7Y |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UK | 13.5 | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6 |
| EU | 32 | 33 | 33.5 | 34 | 35 | 35.5 | 36 | 36.5 | 37.5 | 38 | 38.5 | 39 | 40 |
| Foot Length (cm/in) | 20.2 | 20.5 | 21.0 | 21.4 | 21.7 | 22.2 | 22.4 | 22.7 | 23.2 | 23.5 | 23.8 | 24.3 | 24.6 |
Little Kids (8C - 3Y)
| US - Kids | 8C | 9C | 10C | 10.5C | 11C | 11.5C | 12C | 12.5C | 13C | 13.5C | 1Y | 1.5Y | 2Y | 2.5Y | 3Y |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UK | 7.5 | 8.5 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 | 1 | 1.5 | 2 | 2.5 |
| EU | 25 | 26 | 27 | 27.5 | 28 | 28.5 | 29.5 | 30 | 31 | 31.5 | 32 | 33 | 33.5 | 34 | 35 |
| Foot Length (cm/in) | 15.1 | 15.9 | 16.7 | 17.1 | 17.6 | 17.9 | 18.4 | 18.9 | 19.2 | 19.7 | 20.2 | 20.5 | 21.0 | 21.4 | 21.7 |
Babies & Toddlers (1C - 10C)
| US - Kids | 1C | 2C | 3C | 4C | 5C | 6C | 7C | 8C | 9C | 10C |
|---|---|---|---|---|---|---|---|---|---|---|
| Age (Months) | 3 | 6 | 9 | 12 | 18 | 24 | 36 | |||
| UK | 0.5 | 1.5 | 2.5 | 3.5 | 4.5 | 5.5 | 6.5 | 7.5 | 8.5 | 9.5 |
| EU | 16 | 17 | 18.5 | 19.5 | 21 | 22 | 23.5 | 25 | 26 | 27 |
| Foot Length (cm/in) | 9.0 | 10.0 | 10.8 | 11.6 | 12.5 | 13.3 | 14.1 | 15.1 | 15.9 | 16.7 |
Need a Larger Size?
If your foot length exceeds the largest Kids size (7Y), please use our adult footwear size charts to find your best fit.