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Size Guide - UGG - Footwear
Size guide provided by UGG.
| US | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 010 | 011 | 012 | 013 | 1 | 2 | 3 | 4 | 5 | 6 |
| AU | - | 00 | 01 | 02.5 | 03.5 | 04.5 | 05 | 06 | 07 | 08 | 09 | 010 | 011 | 012 | 013 | 1 | 2 | 3 | 4 | 5 |
| UK | - | 00 | 01 | 02.5 | 03.5 | 04.5 | 05 | 06 | 07 | 08 | 09 | 010 | 011 | 012 | 013 | 1 | 2 | 3 | 4 | 5 |
| EU | 15 | 15. | 17 | 18.5 | 19.5 | 21 | 22 | 23.5 | 25 | 26 | 27.5 | 28.5 | 30 | 31 | 32.5 | 33.5 | 35 | 36 | 37 | 38 |
| Foot length CM | 8.3 | 9.1 | 10.0 | 10.8 | 11.7 | 12.5 | 13.3 | 14.2 | 15.0 | 15.8 | 16.7 | 17.5 | 18.4 | 19.2 | 20.1 | 20.9 | 21.8 | 22.6 | 23.5 | 24.3 |
| Age Group | Baby | Baby | Baby | Baby | Baby | Toddler | Toddler | Toddler | Toddler | Toddler | Big Kids | Big Kids | Big Kids | Big Kids | Big Kids | Big Kids | Big Kids | Big Kids | Big Kids | Big Kids |
| US | AU | UK | EU | Foot length CM | Age Group |
|---|---|---|---|---|---|
| 00 | - | - | 15 | 8.3 | Baby |
| 01 | 00 | 00 | 15. | 9.1 | Baby |
| 02 | 01 | 01 | 17 | 10.0 | Baby |
| 03 | 02.5 | 02.5 | 18.5 | 10.8 | Baby |
| 04 | 03.5 | 03.5 | 19.5 | 11.7 | Baby |
| 05 | 04.5 | 04.5 | 21 | 12.5 | Toddler |
| 06 | 05 | 05 | 22 | 13.3 | Toddler |
| 07 | 06 | 06 | 23.5 | 14.2 | Toddler |
| 08 | 07 | 07 | 25 | 15.0 | Toddler |
| 09 | 08 | 08 | 26 | 15.8 | Toddler |
| 010 | 09 | 09 | 27.5 | 16.7 | Big Kids |
| 011 | 010 | 010 | 28.5 | 17.5 | Big Kids |
| 012 | 011 | 011 | 30 | 18.4 | Big Kids |
| 013 | 012 | 012 | 31 | 19.2 | Big Kids |
| 1 | 013 | 013 | 32.5 | 20.1 | Big Kids |
| 2 | 1 | 1 | 33.5 | 20.9 | Big Kids |
| 3 | 2 | 2 | 35 | 21.8 | Big Kids |
| 4 | 3 | 3 | 36 | 22.6 | Big Kids |
| 5 | 4 | 4 | 37 | 23.5 | Big Kids |
| 6 | 5 | 5 | 38 | 24.3 | Big Kids |