Anything to measure the crown of your head and a ruler.
Step 2 - How Do I Measure Myself?
Wrap your measuring tool around your head. Make sure the bottom touches right above your eyebrows while going straight around your head. Compare that measurement against a ruler to get your size. Enter the number below and press "NEXT"
Step 3 - This Is Your Hat Size
You can save it to your profile or start shopping your size right now.