Expertly designed for off-road performance, the S-M3 Solid Helmet is Alpinestars' most versatile head protector, engineered for optimized impact management and lightweight comfort. Featuring an ECE 22.06 certified thermo-injected shell and a patented visor release system, it significantly reduces rotational forces during impacts. The comprehensive design includes a maximized 17-port ventilation system and integrated hydration tube channels for superior rider endurance.