Hat Size Calculator
Calculate your hat size from your head circumference.
cm
Result
EU 57 (M)
Hat size: EU 57 / M
Result in all units
Step-by-step solution
What Is Hat Size?
Hat size determines the appropriate hat measurement based on your head circumference. Head circumference is measured in centimeters.
How is it calculated?
How Is It Calculated?
- Measure your head circumference (above the forehead, slightly above the ears) and enter it.
- The size corresponding to the circumference is found.
For non-stretch hats, an accurate measurement is even more decisive.
Frequently Asked Questions
How do I measure my head circumference?
Run the tape measure about 1 cm above your eyebrows, around the widest part of your head.