Please refer to the size chart when you purchased:
Age--------------Chest Length-------Pant Length--------Tops Length
0-3 Months-----42cm/16.54"--------33cm/13.00"--------36cm/14.17"
3-6 Months-----46cm/18.11"--------36cm/14.17"--------38cm/14.96"
6-12 Months----48cm/18.90"--------39cm/15.35"--------40cm/15.75"
12-18 Months---50cm/19.69"--------42cm/16.54"--------42cm/16.54"
