ABSORBA sizes 0 - 36 month
| Approximate age | Child's height | Child's chest (around) | Child's waist (around) |
| 00 - Premature | 46 cm | 32 cm | 29 cm |
| 0 - Newborn | 50 cm | 34 cm | 31 cm |
| 1 month | 53 cm | 35 cm | 33 cm |
| 3 month | 59 cm | 39 cm | 36 cm |
| 6 month | 68 cm | 44 cm | 41 cm |
| 9 month | 71 cm | 45 cm | 42 cm |
| 12 month | 74 cm | 46 cm | 43 cm |
| 18 month | 80 cm | 48 cm | 45 cm |
| 23 month | 86 cm | 50 cm | 48 cm |
| 36 month | 98 cm | 54 cm | 50 cm |
ABSORBA Pre-walker shoes
 EU |  UK |  USA | Approximate age |
| 15-16 | 00-0 | 0-1 | 3-6 month |
| 17-18 | 1-2 | 2-3 | 9-12 month |
| 19-20 | 3-4 | 4-5 | 18-24 month |