Fox Speedframe cycling helmet in a low profile with adjustable visor and great ventilation. Rear size adjustment with plastic wheel, 14 large air vents for optimal airflow during riding, adjustable visor (3 positions) is compatible with cycling goggles. Vented EPS padding, removable and fully washable lining. MIPS (floating lining) technology reduces the rotational component of impact forces to reduce brain injuries. 38% EPS, 22% Nylon, 34% PC, 4% Polyester, 3% POM.