FEATURES MVRS - Magnetic Visor Release System releases in the event of a crash Injection-moulded polycarbonate & ABS shell construction disperses energy in the event of a crash ? 4 shell and 4 EPS sizes for a precise fit Removable and washable comfort liner and cheek pads 9 intake and 4 exhaust vents for optimum airflow CERTIFICATIONS Exceeds ECE 22.05 Exceeds DOT