Giro Tyrant Spherical Adult Dirt Bike Helmet - Matte Portaro Grey (2021) - Large (59-63 cm)

COMPREHENSIVE PERFORMANCE AND PROTECTION: Engineered in Giro’s helmet test lab. 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. VENTILATION: 14 vents with internal channeling. COMFORT: Roc Loc Air DH fit system allows wide range of adjustment to enhance comfort and stability.