2T-3T: suggest for 1-2 years old girls,height at around 33-38 Inches
4T-S(4): suggest for 3-4 years old girls,height at around 39-44 inches
M(5): suggest for 4-5 years old girls,height at around 45-47 inches
L-XL(6-6X): suggest for 5-6 years old girls,height at around 48-52 inches
S(7-8): suggest for 6-7 years old girls,height at around 51-54 inches. M(10-12): suggest for 8-9 years old girls,height at 55-59 inches. L-XL(14-16): suggest for 10-11 years old,height at around 60-63 inches