US Size chart

Kids Size

 Age (years) Height (in)
 Weight (lbs)
3-4 37-41 55-66
4-5 41-45 66-77
5-6 45-49 77-88
6-8 49-53 88-99
8-10 53-57 99-110
10-12 57-61 110-121
12-13 61-65 121-132

 

Baby Size

 Age (months) Height (in)
 Weight (lbs)
6-12 26-30 15-20
12-24 30-35 20-29