FREE SHIPPING on orders over $200

Giro Helmet Size guide

Note: Make sure the helmet fits with a little room when the fit system is loose, and sits low enough to protect your forehead without hindering your vision. Once you’ve got the right size, you can adjust the fit.

 

ADULT SUPER FIT SIZE    CIRCUMFERENCE
S 51 - 55 cm
M 55 - 59 cm
L 59 - 63 cm
XL 63 - 65 cm

 

YOUTH SIZE CIRCUMFERENCE
XS (Scamp Model) 45 - 49 cm
S (Scamp Model) 49 - 53 cm
XS (Dime Model) 47 - 51 cm
S (Dime Model) 51 - 55 cm
Universal Child 47 - 54 cm
Universal Youth (Ages 5+) 50 - 57 cm

 

ADULT SUPER FIT FULL FACE CIRCUMFERENCE
S 51 - 53 cm
M 51 - 55 cm
L 55 - 59 cm
XL 59 - 63 cm

 

ADULT UNIVERSAL         CIRCUMFERENCE
Women Adult 50 - 57 cm
Unisex 54 - 61 cm
Extra Large 58 - 65 cm