Size  Chest Width Weight Length Torso Length
0-6 Months 10 12.5 - 16.5 lbs. 24" - 26.5" 16"
6-12 Months 10.5 20.5 - 24.5 lbs. 28.5" - 30" 17.25"
12-18 Months 11 24.5 - 27.5 lbs. 30.5" - 32.5" 18.25"
18-24 Months 11.5 27.5 - 30 lbs. 32.5" - 34" 19.25"
Baby Sizing Chart Diagram