The Fox V1 Revn Blue Motocross Helmet is an ultra-lightweight motocross helmet made from an injection moulded Polycarbonate and ABS shell with a Multi-Directional Impact Protection System (MIPS) designed to disperse energy in the event of a crash. For the ultimate in aerodynamics and weight-saving, the Fox V1 Trev comes in an incredible six shell sizes, and 6 EPS sizes for an incredibly precise and comfortable fit. 9 intake and four exhaust vents provide this optimum airflow. At the same time, removable and washable plush liner keeps you comfortable. The Fox V1 also comes in other colours and designs and exceeds ECE 22.05.