Size Chart(Product Measurements): 8 Years: Top Length: 10.0", Underbust: 21.7"
9 Years: Top Length: 10.6", Underbust: 23.6"
10 Years: Top Length: 11.2", Underbust: 25.6"
11-12 Years: Top Length: 11.8", Underbust: 27.6"