Newborn & Infant

Size	Weight	Height
Newborn (0-3 Months)	8 - 12 ½ lbs.	21 ½" - 24"
Newborn (3-6 Months)	12 ½ - 16 ½ lbs.	24" - 26 ½"
Newborn (6-9 Months)	16 ½ - 19 ½ lbs.	26 ½" - 27 ½"

Size	Weight	Height
Infant (12 Months)	20 ½ - 24 ½ lbs.	27 ½" - 29"
Infant (18 Months)	24 ½ - 37 ½ lbs.	29 ½ " - 31"
Infant (24 Months)	27 ½ - 30 ½ lbs.	31 ½" - 33"

For reference only. Fit may vary depending on materials and manufacturer.