When trying to decide between two sizes, choose the larger size for a better fit.

SizeSize/Age RangeChestTorseLengthWeight
6 MonthsNewborn-6 months101624-26.512.5-16.5
12 Months6 Months-12 Months10517.2528.5-30.520.5-24.5
18 Months12 Months-18 Months1118.2530.5-32.524.5-27.5
24 Months18 Months-24 Months11.519.2532.5-34427.5-30
Baby Sizing Chart Diagram