Nike Big Boys' Clothing Size Chart

INCHES 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+

CENTIMETERS ALPHA SIZE NUMERIC SIZE CHEST (cm) WAIST (cm) HIPS (cm) HEIGHT (cm) AGE XS 6-7 64.5-66 59.5-61.5 68.5-71 122-128 6-7 S 8-9 66-69 61.5-65 71-74.5 128-137 8-9 M 10-12 69-75 65-69 74.5-79.5 137-147 10-11 L 14-16 75-81.5 69-72.5 79.5-84.5 147-158 12-13 XL 18-20 81.5-88.5 72.5-75.5 84.5-89.5 158-170 14+

 

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