Ugg Pre-walker shoe sizes
| Approximate Age | 
EU
| 
UK
| 
USA
| UGG sizes |
|---|---|---|---|---|
| 0-6 month | 16 | 0.5 | 0-1 | XS |
| 6-12 month | 18 | 2 | 2-3 | S |
| 12-18 month | 20.5 | 4 | 4-5 | M |
UGG shoe sizes
|
USA
|
UK
|
EU
|
|---|---|---|
| T6 | 5 | 22 |
| T7 | 6 | 23.5 |
| T8 | 7 | 25 |
| T9 | 8 | 26 |
| T10 | 9 | 27.5 |
| T11 | 10 | 28.5 |
| T12 | 11 | 30 |
| 13 | 12 | 31 |
| 1 | 13 | 32.5 |
| 2 | 1 | 33.5 |
| 3 | 2 | 35 |
| 4 | 3 | 36 |
| 5 | 4 | 37 |
| 6 | 5 | 38 |