Giro Helios Spherical Helmet Size:M 55-59cm Shatterproof

Shatterproof

360 degree bristles for all over cleaning (no clattering

while the carbon-reinforced midsole delivers the kind of stiffness and stability you’d expect from a high-end professional cycling shoe

The Graphene-infused compound boosts rolling efficiency on the center strip and adds predictable

Giro Helios Spherical Helmet Size:M 55-59cm ShatterproofThe heart of the Helios's extraordinary design and performance is Spherical Technology, which utilizes a ball and socket design powered by Mips, the market leading brain protection system that can help to reduce rotational forces. Spherical Technology allows the helmet's outer liner to rotate around the inner liner during a crash, and also allows Progressive Layering of the inner and outer liners to provide more comprehensive protection and