Hat Size Calculator
Measure around your head just above the ears and enter the circumference to find your fitted hat size. Results include US, UK, metric, and generic S/M/L sizing for easy shopping.
Inputs
Results
US Fitted Size
7 1/4
Generic Size
M
Inches
22.50
Centimeters
57.1
Hat Size Details
| Measurement | Value |
|---|---|
| Head Circumference (in) | 22.50 inches |
| Head Circumference (cm) | 57.1 cm |
| US Fitted Size | 7 1/4 |
| Generic Size | M |