Giro Aries Spherical Bike Helmet Size:S Instantaneous shifts from a single

Instantaneous shifts from a single touch even while under World Cup-winning chain loads recorded in the heat of racing and affirmed in the test lab

breathable upper

provide the vital features you need

aerodynamic and stiff basket with hard Tungsten tip for superior adhesion and wear-resistance

In one fell swoop

Giro Aries Spherical Bike Helmet Size:S Instantaneous shifts from a singleGiro Aries Spherical Helmet features state of the art performance, protection, and style. Weighing only 270 grams in size medium, it centers on comfort and cooling power. Spherical Technology redirects energy away from the brain in certain impacts, while Progressive Layering and dual densities of Nanobead EPS foam provide comprehensive energy management. 24 Wind Tunnel vents are further enhanced by the AURA II Reinforcement Arch and a DryCore brow pad