The Giro Omen Ski and Snowboard Helmet is an audio compatible helmet. The Omen is an innovation from experience, designed for riders who live the dream all season long and love to charge big lines in epic locations. The Omen is an in-mold Hardbody™ shell with high-impact ABS zones and an EPS liner. The WindTunnel™ ventilation system includes 14 Wind Tunnel Vents and Dual Thermostat Control. The Giro Omen includes Giro's Super Fit™ sizing and the In Form™ fit system, so it's certain you'll get a perfect fit! Giro's in-mold construction fuses a tough polycarbonate outer shell with the helmet's impact-absorbing foam liner for extra durability without excess weight. The fusion of shell and liner also allows Giro to sculpt better ventilation systems, so In-mold helmets can be lighter and cooler than traditional helmets. Giro's Wind Tunnel™ ventilation combines active vents with exhaust channels in the helmet's liner that force cool, fresh air over and around your head while forcing stale,