Size	Chest	Waist	Height	Weight
0-6 Months	9"	9"	15 1/8"	5-12.5 lbs
6-12 Months	9 7/8"	9 7/8"	17"	12.5-20.5 lbs
12-18 Months	10 1/2"	10 1/2"	19 3/8"	20.5 -27.5 lbs