DESC: Adjustable retention harness ensures a precise fit. CPSC certified. Features 15 total vents, both active and passive, to keep the air flowing just right in varying situations. This fully adjustable, downhill helmet features full-face protection, plus 15 vents for maximum breathability. Ultra-tough, hand-laminated fiberglass shell delivers superior protection; EPS liner is molded to offer great visibility. Visor is adjustable for protection from the elements and passing branches.