Giro Helios Spherical Helmet - Matte Sapphire Size:M 52/36: 165mm (44-

52/36: 165mm (44-

-7° stem angle

Frame: ALUXX aluminium

5 cm)Solid fender top

The seamless structure prevents fiber bunching during production

Giro Helios Spherical Helmet - Matte Sapphire Size:M 52/36: 165mm (44-The 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