The HERO 9 FIS IMPACTS helmet is designed for maximum comfort and protection while conforming to FIS regulations. New IMPACTS technology with EPP multi-impact foam provides enhanced durability and retains protective shock absorption properties longer with no compromise to comfort or aesthetics. Hard Shell ABS technology offers enhanced durability while Air Flow ventilation allows constant air circulation for increased comfort and temperature regulation. The reduced volume and compact design controls weight and fits closer to the head for aerodynamic racing performance. Chinguard included. HERO 9 FIS IMPACTS (WITH CHINGUARD)Specifications:- Certification: CE EN1077 & ASTM 2040 & FIS- Chingard: CHINGUARD INCLUDED- Shell External: HARDSHELL ABS- Shell Finish: MATT- Peso: 580 GTechnologies:IMPACTS TECHNOLOGY:- Even low-intensity shocks that leave no visible trace can alter the protection helmets provide and negatively affect resistance to future impacts. After taking into account the actual day-to-day usage of a ski helmet including, storage, transport, and usage, Rossignol has developed IMPACTS, a new technology that offers premium protection against multiple impacts without compromising on weight, style, or comfort.RACE FIT:- RACE FIT liners feature high-density PU foam, providing maximum precision and response with low compression over time.HARD SHELL / ABS:- The external ABS shell (approximately 3 mm thick) and the PSE are separately injection-molded and then assembled. . The appearance of the external shell is less affected by impacts. . It is easier to incorporate vents.