To find the right size for Ugg boots just measure your child's foot and look at the Ugg Size guide below. Here you can even compare EU, UK, US and the Japanese sizes with each other.
Size Guide shoes Newborn- 12 m
| Size EU | 14,5 | 17,5 | 20 | 21,5 | 22,5 | 24 | 25,5 |
|---|---|---|---|---|---|---|---|
| Size US | 0 / 1 | 2 / 3 | 4 / 5 | 6 | 7 | 8 | 9 |
| Size UK | 0,5 | 2,5 | 4,5 | 5,5 | 6,5 | 7,5 | 8,5 |
| Size Japan | 9 | 11 | 12,5 | 13,5 | 14,5 | 15 | 16 |
| Foot length (cm) | 9,2 | 13 | 14 | 14,5 | 14,8 | 15 | 16 |
| Foot length (Inches) | 5 1/8 | 5 1/8 | 5 1/2 | 5 3/4 | 5 7/8 | 6 1/8 | 6 1/4 |
Size Guide shoes 1- 5 y
| Size EU | 22,5 | 23,5 | 25 | 26 | 27 | 28 | 29 |
|---|---|---|---|---|---|---|---|
| Size US | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Size UK | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| Size Japan | 14,5 | 14,8 | 15 | 16 | 16,5 | 17 | 17,5 |
| Foot length (cm) | 13 | 14 | 14,6 | 15,6 | 16,5 | 17,1 | 18,1 |
| Foot length (Inches) | 5,125" | 5,5" | 5,75" | 6,125" | 6,5" | 6,75" | 7,125" |
Size Guide shoes 6- 10 y
| Size EU | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 |
|---|---|---|---|---|---|---|---|---|
| Size US | 13 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| Size UK | 12 | 13 | 1 | 2 | 3 | 4 | 5 | 6 |
| Size Japan | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25,3 |
| Foot length (cm) | 19,1 | 19,7 | 20,6 | 21,6 | 22,2 | 23,2 | 24,4 | 24,8 |
| Foot length (Inches) | 7,5" | 7,75" | 8,125" | 8,5" | 8,75" | 9,125" | 9,5" | 9,75" |