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.
Planning your next adventure? Shop Tilley for high-quality travel hats and lightweight travel apparel that take the guesswork out of packing, whether you’re embarking on a globetrotting journey or adventuring in your own backyard.
Alexandra McCabe Marketing Specialist
Before Tilley I would get sun burnt all the time hiking, since the LTM5 I no longer do.
Frank Satira Accountant
What I love about the Jackson Trilby is that the craftsmanship & quality is immediately obvious when you see it on.
Thomas Sansom Human Resources Manager
I love wearing the LTM6 Airflo while at the cottage or camping, and also just spending a day in the sun.