Size Guiding

 Newborn :

 1-3 months :

 52-56 cm / 21''

 42 cm

 3.5 kg

 3-6 months:

 58 - 64 cm / 24''

 45 cm

 6.5 kg

 6-9 months:

 67 - 70 cm / 26''

 47 cm

 8 kg

 9-12 months:

 72 - 76 cm / 29''

 49 cm

 9.5 kg

 12-18 months:

 78 - 82 cm / 30''

 50 cm

 11 kg

 18-24 months:

 81 - 86 cm / 32''

 51 cm

 12.5 kg

 24 months:

 86 - 92 cm / 34''

 52 cm

 13.5 kg