Our Size Bust Length 100 62 56 110 66 59 120 70 62 130 76 65 Our Size INT US UK FR Bust Waist 80 80 1 9-12M 12M 49 49 90 90 2 1½-2Y 23M 53 51 100 100 3T 4Y 4A 55 52 110 110 4T 5Y 5A 59 55 120 120 6T 6Y 6A 62 57 130 130 8T 8Y 8A 68 61 140 140 10T 10Y 10A 73 64 150 150 12T 12Y 12A 78 67 160 160 14T 14Y 14A 83 70 *Measurements shown in the Size Conversion Chart refer to body measurements.