Size comparison
| AU | US | UK | Europe |
| 12-18 m | 12 m | 80cm | |
| 18m | 18-24 m | 18 m | 80-86cm |
| 2 | 23/24 m | 24 m | 86-92cm |
| 3 | 2T | 2-3 | 92-98cm |
| 4 | 4T | 3-4 | 98-104cm |
| 5 | 5 | 4-5 | 104-110cm |
| 6 | 6 | 5-6 | 110-116cm |
| 7 | 6X-7 | 6-7 | 116-122cm |
| 8 | 7-8 | 7-8 | 122-128cm |
| 9 | 9-10 | 8-9 | 128-134cm |
| 10 | 10 | 9-10 | 134-140cm |