Extremely lightweight with a refillable water chamber

under the arms

and silicone upper hems support hot-weather cooling

and infused with motorcycling DNA

s m7 deed helmet ece06 blue yellow fluo glossy RGroup_3728023 Extremely lightweight with a refillableThe S M7 Helmet is engineered for off road racing, and is optimized to offer the perfect blend of superior ventilation and comfort in a lightweight helmet, while its supremely aerodynamic composite shell delivers exceptional impact protection. In addition to Alpinestars' patented A Head Fitment and Visor Detaching Systems, the S M7 is equipped with innovative PLASMA technology at the lower side of the shell edge for optimum energy dissipation in case