Durable and lightweight polymer shell. MIPS Evolve Core system to help redirect rotational movement in angled impacts. Moisture wicking machine washable cheek pads and comfort liner. 10 intake vents and 4 exhaust vents for added airflow. 3 eyebrow vents to evaporate sweat. Wire mesh chin bar vent. Flexible rubber nose/cheek piece to help deflect roost. Padded chin strap with D-ring closure. Fixed, non-adjustable sun visor design. ECE and DOT approved. FMVSS 218 Compliant. MSR MAV Helmet is a performance leader in MX and off-road helmets. The MAV helmet features the MIPS Evolve Core system for optimal coverage in safety. MAV elevates comfort, unleashes airflow, and boosts performance, leaving the competition in the dust. Meets U.S. Safety Standards – Certified to Federal Motor Vehicle Safety Standard 218 (FMVSS 218) for motorcycle helmets.