Measurement Instructions

  1. If you have a cloth tape measure on hand, use it. If not, download our printable ruler. (Click here)
  2. Make sure when you print the ruler, the "scale" setting is set to 100.
  3. For all measurements, measure a couple of times until you get the same number.
  4. Get a friend to help, or use a mirror.
Measurements (in cm):

1. Measure the circumference of your head. Place the ruler around your whole head, about 1” above your eyebrows. Make sure to keep the ruler parallel to the floor.




2. Measure your chin position. Place the ruler in between your eyebrows and measure straight down to the bottom of your chin.




3. Measure the circumference of your profile. Place the ruler at the base of your skull and measure over the top of your head to the bottom of your jaw.




4. Measure the circumference of your face. Place the ruler at your ear and wrap it around your whole head. Make sure the ruler is at the widest point possible while staying perpendicular to the floor.




5. Measure the length of your profile. Place the ruler at the base of your skull and measure over the top of your head to between your eyebrows.




6. Measure the width of your head from ear to ear. Place the ruler at the connection of your ear and measure over the top of your head to the connection of your other ear.



Demographic Information:

This information will help us to customize your helmet better! *Not for the collection of data*


Upload a Photo of the Top of your Head: