Headwear Size Chart

How to Use this Size Guide
  • These are body measurements, not garment measurements.
  • Use a flexible measuring tape.
  • If you measure between sizes, choose the larger size.
How to Measure Yourself
Headwear measurement guide

Head Circumference
Measure just above the ear and across the mid-forehead. Circle the entire head where the bottom of a ballcap usually sits.

Measurements (inches)
Size Head Circumference Usual Ballcap Size Richardson® Ballcaps
OSFM 21–25 6¾–8
XS/S 21–22 6¾–7
M/L 22¼–23¼ 7⅛–7⅜
XL/2XL 23½–25 7½–8
S/M 7–7¼
L/XL 7⅜–7⅝