Size Finder

Follow this guide to find yours!

1. Measure your head

   Use measuring tape or string to measure the circumference of your head about 1cm above your eyebrows, if using a string, measure it end to end with a ruler.

   

2. Calculator

   We do the math for you. Input your result and find your size.

   cm / inches

   1. 51
   3. 52
   5. 53
   7. 54
   9. 55
   11. 56
   13. 57
   15. 58
   17. 59
   19. 60
   21. 61
   23. 62
   25. 63

   1. 20
   3. 20.5
   5. 20.9
   7. 21.2
   9. 21.7
   11. 22
   13. 22.4
   15. 22.8
   17. 23.2
   19. 23.6
   21. 24
   23. 24.4
   25. 24.8

   51cm / 20" 51.5cm / 20.3" 52cm / 20.5" 52.5cm / 20.7" 53cm / 20.9" 53.5cm / 20" 54cm / 21.2" 54.5cm / 21.5" 55cm / 21.7" 55.5cm / 21.9" 56cm / 22" 56.5cm / 22.2" 57cm / 22.4" 57.5cm / 22.6" 58cm / 22.8" 58.5cm / 23" 59cm / 23.2" 59.5cm / 23.4" 60cm / 23.6" 60.5cm / 23.8" 61cm / 24" 61.5cm / 24.2" 62cm / 24.4" 62.5cm / 24.6" 63cm / 24.8"
   Goggles & beanie under helmet?
   Calculate