i71 Helmet - Niel - MC28SF - Medium The repositioned top vent, coupled with expanded mouth vents, maximizes airflow, enhancing intake and ventilation dynamics, Face shield features an enhanced Push/Eject (PE) locking mechanism for heightened safety without compromising usability, even when gloved, The sun visor presents a versatile 3-position adjustment, enabling riders to seamlessly position the sun shield up to 10 mm forward, ensuring optimal sun protection, Effortlessly integrates with second generation Smart HJC Bluetooth systems (sold separately), Polycarbonate Shell, Advanced polycarbonate composite shell is lightweight, Provides superior fit and enhanced comfort, Sun Visor Mechanism, The dynamic multi-step sun-visor a smoke-tinted, anti-fog coating that s pristine clarity, Swiftly activated through bottom-positioned operation system, Customize your experience further with multi-step adjustment feature, allowing you to position the sun visor up to 10 mm closer to your face, ensuring optimal shading and personalized comfort, Smart HJC 2nd Generation, Sold separately, Implements an all-in-one design, seamlessly integrated into the helmet structure, The integration ensures a harmonious weight distribution and preserves unimpeded aerodynamic efficiency during your rides, Co-developed with SENA and tailored specifically for HJC helmets, Shield Lock, Push and release system