NUNUNU - Size Guide - Boys
| Size | Height | Chest | Hip |
| 0-6M | 60-66cm | 35-38cm | 37-40cm |
| 6-12M | 66-72cm | 38-41cm | 40-43cm |
| 12-18M | 72-78cm | 41-44cm | 43-46cm |
| 18-24M | 78-84cm | 44-47cm | 46-49cm |
| 2-3Y | 86-92cm | 49-52cm | 51-54cm |
| 3-4Y | 94-100cm | 52-55cm | 54-57cm |
| 4-5Y | 102-108cm | 55-58cm | 57-60cm |
| 6-7Y | 108-118cm | 58-63cm | 60-65cm |
| 8-9Y | 120-132cm | 63-68cm | 65-70cm |
| 10-11Y | 134-144cm | 68-73cm | 70-75cm |
| 12-14Y | 148-160cm | 73-78cm | 75-80cm |