STUDDS Helmet Size Guide
Wrap a measuring tape around the crown of your head, place it above your ears and eyebrows. Use the measurement to choose from the size ranges mentioned below.
SIZE | Head Circumference (in mm) |
XXXS (kids sizing) | 500 |
XS | 540 - 560 |
S | 560 - 570 |
M | 570 - 580 |
L | 580 - 600 |
XL | 600 |