Size Chart:(Product Measurement)
8Y:Hip Size:.1IN,Length:27.3/15.7IN,Shoulder:11.9IN,Straps Length:21.4IN,Waist Size:22.6-29.9IN
9Y:Hip Size:2.4IN,Length:28.4/16.3IN,Shoulder:12.3IN,Straps Length:22.1IN,Waist Size:23.5-31.1IN
10Y:Hip Size:4.7IN,Length:29.5/16.9IN,Shoulder:12.8IN,Straps Length:22.8IN,Waist Size:24.4-32.3IN
11Y:Hip Size:7.0IN,Length:30.6/17.5IN,Shoulder:13.3IN,Straps Length:23.5IN,Waist Size:25.3-33.5IN
12Y:Hip Size:9.3IN,Length:31.7/18.1IN,Shoulder:13.7IN,Straps Length:24.3IN,Waist Size:26.2-34.6IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM