Size Chart:(Product Measurement)
8 Years:Bottoms Length:8.5IN,Hip Size:22.8IN,Waist Size:21.3-29.5IN,Bust:22.8-30.7IN,Top Length:9.8IN,Underbust:21.3IN
9 Years:Bottoms Length:9.1IN,Hip Size:24.4IN,Waist Size:22.8-31.1IN,Bust:24.8-32.7IN,Top Length:10.4IN,Underbust:23.2IN
10 Years:Bottoms Length:9.6IN,Hip Size:26.0IN,Waist Size:24.4-32.7IN,Bust:26.8-34.6IN,Top Length:11.0IN,Underbust:25.2IN
12 Years:Bottoms Length:10.2IN,Hip Size:27.6IN,Waist Size:26.0-34.3IN,Bust:28.7-36.6IN,Top Length:11.6IN,Underbust:27.2IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM