| KIDS | EU | UK | US | LENGTH
(CM) | WIDTH
(CM) |
| STEP UP | 18 | 2 | 3 | 11.5cm | 4.7cm |
| 19 | 3 | 4 | 12.5cm | 5.0cm |
| 20 | 3.5 | 4.5 | 13cm | 5.2cm |
| 21 | 4.5 | 5.5 | 13.5cm | 5.5cm |
| 22 | 5 | 6 | 14-14.5cm | 5.6cm |
| I-WALK | 23 | 6 | 7 | 15cm | 5.7cm |
| 24 | 7 | 8 | 16.5cm | 5.8cm |
| 25 | 7.5 | 8.5 | 17cm | 6.0cm |
| 26 | 8.5 | 9.5 | 17.5cm | 6.2cm |
| KIDS+ | 27 | 9 | 10 | 18cm | 6.5cm |
| 28 | 10 | 11 | 18.5cm | 6.7cm |
| 29 | 11 | 12 | 19cm | 6.8cm |
| 30 | 11.5 | 12.5 | 19.5cm | 6.9cm |
| 31 | 12 | 13 | 20 | 7.0cm |
| 32 | 13 | 1 | 21cm | 7.3cm |
| 33 | 1 | 1.5 | 21.4cm | 7.5cm |
| | | | | |
Please note that Bobux runs longer than other brands, therefore it is important to use this chart as a guide when fitting your child.
