Giro Helios Spherical Helmet - Matte Frequency Blue Size:M Won’t stretch or deform under

Won’t stretch or deform under pressure

Includes: 14t upper pulley

foot stability and long-lasting comfort are needed most

Adjustable universal brackets: quick to mount and remove

Carbon fiber rim construction and design are only part of the solution to solving the heat equation

Giro Helios Spherical Helmet - Matte Frequency Blue Size:M Won’t stretch or deform underThe 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