The Atmos helmet is the flagship helmet for Giro. The helmet that the Pro's use in the Tour. The lightest helmet has the Roc Loc 4 head retention fit system. The latest in helmet technology with an in-mold Carbon Reinforcement Roll Cage.

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Features:

Roc Loc 4 Fit System

In-Mold Construction

In-Mold Carbon Roll Cage

26 Vents, Reinforced Internal Channeling

Weight: 9.5oz. / 275g

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