The new Ergo Fit system allows for one-handed adjustment—just turn the dial, simple as that. Totally comfortable, totally cool.
+ Ergo Fit™ System
+ Fusion In-Mold Polycarbonate Shell
+ Removable Visor
+ Snap-In Visor
+ 326 Grams
+ 22 Vents
+ Universal Adult Fit - 54-61cm / 21.2-24”
Certifications: CE EN1078 and CPSC Bicycle
To select a helmet size, use a flexible tape measure to determine the circumference of the widest part of your head.
This is generally just above the eyebrows, and around to the back of the head sitting just above the ears.