Sizing Chart

Size / Age Height Weight
NB 18 - 20" 6 - 8.5lbs
0-3M 20.5 - 23.5" 9 - 12lbs
3-6M 24 - 25.5" 12.5 - 16lbs
0-6M 20.5 - 25.5" 9 - 16lbs
6-9M 26 - 27.5" 16.5 - 19.5lbs
12M 28 - 30.5" 20 - 23lbs
18M 31 - 32.5" 23.5 - 26lbs
24M/2T 33 - 35.5" 26.5 - 28lbs
3T 36 - 38.5" 28.5 - 32lbs
4/4T 39 - 43" 32.5 - 37lbs
5/5T 43 - 45.5" 37.5 - 42.5lbs
6 46 - 47.5" 43 - 49lbs
6X/7 48 - 50" 49.5 - 57lbs

All measurements are in inches, unless otherwise noted.