SAFETY: dual density EPS for low and high-speed impacts, MIPS B-Series rotational impact system MAXIMUM COOL: 14 total vented ports for cool air in and drawing heat out HIGHLY ADJUSTABLE: full 360-degree fit retention system with 3-way rear height adjustment, 3-way adjustable screwless visor COMFORT: Quick Dry Premium Liner Troy Lee Designs: 40 years of racing for the World's Fastest Racers