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Size Chart(Product Measurement):

8 Years: Bust: 25.6", Length: 12.6"

9 Years: Bust: 26.8", Length: 13.1"

10 Years: Bust: 28.0", Length: 13.6"

11-12 Years: Bust: 30.3", Length: 14.6"

Pants:

Size Chart(Product Measurement):

8 Years: Hip Size: 31.9", Length: 29.9", Waist Size: 20.5-29.1"

9 Years: Hip Size: 33.1", Length: 31.3", Waist Size: 21.3-30.3"

10 Years: Hip Size: 34.3", Length: 32.7", Waist Size: 22-31.5"

11-12 Years: Hip Size: 36.6", Length: 35.4", Waist Size: 23.2-33.9"