alpinestar bike helmet Missile Tech Solid first:fathers-day:sage Active Collection Size:41 / W8.5-9 M10 shell sizing solution

alpinestar bike helmet Missile Tech Solid first:fathers-day:sage Active Collection Size:41 / W8.5-9 M10 shell sizing solution

Active Collection

“They provide a more traditional approach to mobility … that delivers less stupidity, I think, from a section of users.”

first:fathers-day:sage

Size:41 / W8.5-9

Two visor options offer versatility: a clear visor or a combination of clear and tinted black visors, allowing adaptation to different lighting and weather conditions

M10 shell sizing solution ensures each helmet fit size has its own appropriate shell size to deliver the most anatomical solution for the wide variety of fit needs