Magnetic Visor Release System (MVRS) ™ releases in the event of a crash • Lightweight Injection molded 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 • Exceeds ECE 22.05 and/or DOT certifications.