Gymboree Sizing Chart
Age Sizes Height Weight
    inches cm lbs. kg.
Just Born Preemie up to 19 up to 48 up to 8 up to 3.5
0 - 3 mos. 0 - 3 mos. 19 - 21 48 - 53 8 - 12 3.5 - 5.5
3 - 6 mos. 3 - 6 mos. 21 - 24 53 - 61 12 - 17 5.5 - 8
6 - 12 mos. 6 - 12 mos. 24 - 28 61 - 71 17 - 22 8 - 10
12 - 18 mos. 12 - 18 mos. 28 - 31 71 - 79 22 - 27 10 - 12.5
11/2 - 2 yrs. 24 mos. 31 - 34 79 - 86 27 - 32 12.5 - 14.5
2 - 3 yrs. 3T / Small 34 - 38 86 - 97 32 - 35 14.5 - 16
3 - 4 yrs. Medium 38 - 42 97 - 107 35 - 41 16 - 18.5
4 - 5 yrs. Large 42 - 46 107 - 117 41 - 50 18.5 - 23
5 - 6 yrs. X-Large 46 - 50 117 - 127 50 - 58 23 - 26.5
6 - 7 yrs. XX-Large 50 - 54 127 - 137 58 - 65 26.5 - 29.5
Layette = 0 to 12 mos. Baby = O mos. to 3T Kids = S to XXL