Like layering up for a powder day, pulling on the Smith Mirage ski and snowboard helmet is a sure sign of a good day to come. Its lightweight design brings the latest safety innovations and zonal Koroyd for enhanced energy absorption in the event of a crash. Because you head to the mountain in all conditions, adjustable vents let you dial in the climate control. And because we live in a connected world, it has audio compatible ear pads. A plush fleece lining offers instant comfort, and you can fine-tune the fit with the adjustable dial.Protection:Lightweight in-mold construction fuses the exterior shell and EPS foam for a one-piece design that';s lightweight and durable.Zonal Koroyd coverage for lightweight, energy-absorbing and ventilated impact protectionCertification: ASTM F 2040, CE EN 1077:2007 CLASS B, CPSC, CE EN1078Fit / Integration:Designed for ultimate integration with Smith goggles for maximum comfort and ventingAirEvac ventilation system integrates with Smith goggles for fog-free lensesAdjustable dial fit for easy, on-the-go size adjustmentFeatures:Regulator climate control allows easy, one-handed vent adjustment14 ventsRemovable Snapfit SL2 ear pads add warmth and are audio-chip compatiblePlush, fuzzy lining adds warmth and comfortOutdoor Tech audio system compatible