Size Chart(Product Measurement):

Pants:

8Y: Hip Size: 31.9", Length: 30.3", Thigh: 20.8", Waist Size: 20.1-30.7"

9Y: Hip Size: 33.1", Length: 31.7", Thigh: 21.5", Waist Size: 20.7-31.9"

10Y: Hip Size: 34.3", Length: 33.1", Thigh: 22.2", Waist Size: 21.3-33.1"

11Y: Hip Size: 35.4", Length: 34.4", Thigh: 23.0", Waist Size: 21.9-34.3"

12Y: Hip Size: 36.6", Length: 35.8", Thigh: 23.7", Waist Size: 22.4-35.4"

Tops:

8Y: Bust: 25.2", Length: 11.6", Shoulder: 9.1"

9Y: Bust: 26.4", Length: 12.1", Shoulder: 9.4"

10Y: Bust: 27.6", Length: 12.6", Shoulder: 9.8"

11Y: Bust: 28.7", Length: 13.1", Shoulder: 10.2"

12Y: Bust: 29.9", Length: 13.6", Shoulder: 10.6"