2025/2026 Real Madrid Fourth Kit Kylian Mbappe #9 Dragon Jersey Youth Jersey and Shorts Set Extra Small - US 7, EU 22 Fits the average 5-6-year-old boy Small - US 8, EU 24 Fits the average 7-8 year-old Medium - US 10, EU 26 Fits the average 9-10 year-old Large - US 12, EU 28 Fits the average 10-11 year-old Measurements XS - Chest 15.5 inch, Length - 22 inch S - Chest 16.5 inch, Length - 23 inch M - Chest 17.5 inch, Length - 24 inch L - Chest 18.5 inch, Length - 25 inch