Gerber Sizing

Gerber Onesies & T-Shirt
Newborn: 5-8 lbs (2.3-3.6 kg), 17-21 in (43.2-53.3 cm)
0-3 Months: 8-12 lbs (3.6-5.4 kg), 21-24 in (53.3-61 cm)
3-6 Months: 12-16 lbs (5.4-7.3 kg), 24-26 in (61-66 cm)
6-9 Months: 16-20 lbs (7.3-931 kg), 26-28 in (66-7101 cm)
12 Months: 20-24 lbs (9.1-10.9 kg), 28-30 in (71.1-76.2 cm)
18 Months: 24-28 lbs (10.9-12.7 kg), 30-32 in (76.2-81.3 cm)
24 Months: 28-32 lbs (12.7-14.5 kg), 32-34 in (81.3-86.4 cm)