Thanks to its custom design

Sound: Includes JBL speakers with automatic volume adjustment for an optimal listening experience

The subtle perforations

Ventilation: No ventilation panels

It features 1 outer shell and 2 layers of EPS for optimal impact resistance

HJC C50 PRIMAL MC5 CASCO MOTOCROSS DE MOTO casco Thanks to its custom designHJC C50 PRIMAL MOTOCROSS MOTORCYCLE HELMET Advanced Polycarbonate Composite (APC): By combining high quality polycarbonate with high impact ABS in an optimal ratio, HJC has developed a shell that offers a solid and highly resistant structure , while maintaining a lightweight and comfortable design . Wind tunnel tested: Designed to offer the best aerodynamic performance and maximum stability at high speeds. Advanced Ventilation System "ACS": The front