Youth Nike Jerseys
ALPHA SIZE NUMERIC SIZE CHEST (in.) WAIST (in.) HIPS (in.) HEIGHT (in.) AGE
XS 6–7 25.5–26 23.5–24 27–28 47–51 6–7
S 8–9 26–27 24–25.5 28–29.5 51–55 8–9
M 10–12 27–29.5 25.5–27 29.5–31.5 55–59 10–11
L 14–16 29.5–32 27–28.5 31.5–33.5 59–63 12–13
XL 18–20 32–35 28.5–29.5 33.5–35 63–67 14+

For reference only. Fit may vary depending on materials and manufacturer.