Size Chart:6Y: Shoulder: 16.7", Bust: 28.3", Waist Size: 25.2", Hip Size: 28", Sleeve Length: 6.4", Length: 23.4", Belt Length: 16.5", Cuff: 8.8", /7Y: Shoulder: 17.2", Bust: 29.5", Waist Size: 26.4", Hip Size: 29.1", Sleeve Length: 6.7", Length: 24.6", Belt Length: 16.9", Cuff: 9.1 /8Y: Shoulder: 17.8", Bust: 30.7", Waist Size: 27.6", Hip Size: 30.3", Sleeve Length: 6.9", Length: 25.8", Belt Length: 17.3", Cuff: 9.4, /9Y: Shoulder: 18.4", Bust: 31.9", Waist Size: 28.7", Hip Size: 31.5", Sleeve Length: 7.1", Length: 27", Belt Length: 17.7", Cuff: 9.8", /10Y: Shoulder: 19", Bust: 33.1", Waist Size: 29.9", Hip Size: 32.7", Sleeve Length: 7.4", Length: 28.1", Belt Length: 18.1", Cuff: 10.1", /11-12Y: Shoulder: 20.2", Bust: 35.4", Waist Size: 32.3", Hip Size: 35", Sleeve Length: 7.8", Length: 30.5", Belt Length: 18.9", Cuff: 10.7