The HRT shell guarantees high resistance and lightweight. The ventilation system allows for optimal ventilation. The ST 301 is ready for any challenge that nature can offer. Thanks to the integrated sun visor, the visor positioning -which prevents fogging- the wide field of vision for road control and active safety, and the breath deflector, you are always on the safe side. The sporty design, the modern line have the same philosophy as the rest of the helmet: stand out in every situation!
