Size Chart(Product Measurements):

4T: Bust: 26.0", Cuff: 9.8", Length: 16.5", Shoulder: 11.0", Sleeve Length: 5.1"

5T: Bust: 27.2", Cuff: 10.2", Length: 17.7", Shoulder: 11.5", Sleeve Length: 5.5"

6 Years: Bust: 28.3", Cuff: 10.6", Length: 18.9", Shoulder: 12.0", Sleeve Length: 5.9"

7 Years: Bust: 29.5", Cuff: 11.0", Length: 20.1", Shoulder: 12.4", Sleeve Length: 6.3"