Giro Manifest Spherical Adult Mountain Cycling Helmet

SPHERICAL TECHNOLOGY AND MIPS BRAIN PROTECTION SYSTEM: Ball-and-Socket Design, powered by MIPS, redirects impact forces without compromising comfort, ventilation, weight or style. The market-leading brain protection system designed to address rotational motion, for an added measure of protection in certain impacts.
PROGRESSIVE LAYERING: Dual-density EPS foam liner designed to address high and low-speed impacts for more comprehensive energy management.
UNPARALLELED AIRFLOW: 19 Wind Tunnel vents and internal channeling allow air to flow through the helmet to enhance cooling power.
LIGHTWEIGHT AND DURABLE: In-mold construction eliminates excess weight and permanently fuses tough polycarbonate outer shell to the interior liner.