The Giro Atmos Road Helmet '12 features the new Roc Loc 5 fit system to easily dial in the perfect fit. Atmos continues to set the standard for high performance, matchless style, and comfortable fit. Its low profile silhouette, 26 Wind Tunnel vents, and benchmark in-mold Roll Cage make it a top choice for road, ‘cross, and XC riders alike.

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Features:

Suggested Use: Road Race, Triathlon, MTB XC Race, Cyclocross, Enthusiast Road, Urban/Commute, Touring

Fit System: Roc Loc 5

Construction: In-Mold - EPS liner, polycarbonate shell

In-Mold Composite Reinforcement, Roll Cage

Ventilation: 26 Wind Tunnel Vents, Internal Channeling

Sizes: S (51-55cm / 20-21.75"), M (55-59cm / 21.75-23.25"), L (59-63cm / 23.25-24.75")