Decibel bicycle helmet

For the hottest days, the most intense efforts, and the toughest climbs, you need the Decibel. Its carbon-reinforced linear channels accelerate cooling airflow across your head, leaving you focused and relaxed. It's the clear choice for anyone who's after one of the coolest lids on the planet.

New rear vertical adjustable PRO Fit 2 retention system keeps helmet secure, and is easy to adjust - even on-the-fly.

4th Dimension Cooling System: Mouthport, In-Line vent configuration, Deep internal vent channeling and Rear exhaust ports

Wind tunnel tested to verify maximum cooling

Triple In-molded shell and foam engineered to maximize ventilation and weight savings

Carbon-reinforced InnerMatrix enables larger, deeper channeled vents

InStrap system minimizes strap length and reduces strap contact, improving comfort

Light and simple U-Turn strap adjusters.