Size Chart(Product Measurement):

8 Years: Bicep Length: 11.4", Bust: 31.5", Cuff: 11.6", Top Length: 20.1", Shoulder: 13.2", Sleeve Length: 6.3", Hip Size: 31.9", Shorts Length: 15.4", Thigh: 20.2", Waist Size: 20.9-29.9"

9 Years: Bicep Length: 11.7", Bust: 32.7", Cuff: 11.9", Top Length: 20.9", Shoulder: 13.7", Sleeve Length: 6.5", Hip Size: 33.1", Shorts Length: 15.9", Thigh: 20.9", Waist Size: 21.5-31.1"

10 Years: Bicep Length: 12.0", Bust: 33.9", Cuff: 12.2", Top Length: 21.7", Shoulder: 14.2", Sleeve Length: 6.7", Hip Size: 34.3", Shorts Length: 16.5", Thigh: 21.7", Waist Size: 22-32.3"

11 Years: Bicep Length: 12.3", Bust: 35.0", Cuff: 12.5", Top Length: 22.4", Shoulder: 14.6", Sleeve Length: 6.9", Hip Size: 35.4", Shorts Length: 17.1", Thigh: 22.4", Waist Size: 22.6-33.5"

12 Years: Bicep Length: 12.6", Bust: 36.2", Cuff: 12.8", Top Length: 23.2", Shoulder: 15.1", Sleeve Length: 7.1", Hip Size: 36.6", Shorts Length: 17.7", Thigh: 23.1", Waist Size: 23.2-34.6"