This compact, entry-level road bike helmet proves that riding on budget doesn't need to look low-budge. With high volume internally channeled vents, a dial-to-fit retention system and race-inspired registered graphics, the Lumen is officially one of the brightest buys in the entire Bell range.
GPS Fit System
Fusion In-Mold Microshell
Bell Lumen Road Helmet
Small 20.5-22", Medium 21.63-23.25", Large 22.75-24.38"