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, go to the larger size.
How to Measure Yourself

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 in Inches
Unisex Sizes Head Circumference Usual Ballcap Size Richardson® Ballcaps
OSFM OSFM 21-25 6¾-8
XS/S XS/S 21-22 6¾-7
M/L M/L 22¼-23¼ 7⅛-7⅜
XL/2XL XL/2XL 23½-25 7½-8
S/M S/M 7-7¼
L/XL L/XL 7⅜-7⅝