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      Protection Hybrid shell construction blends a durable exterior with a lightweight in-molded shell for durability where you need it most while keeping the helmet light Zonal Koroyd® coverage for lightweight, energy-absorbing and ventilated impact protection MIPS® Brain Protection System reduces rotational forces caused by angled impacts to the head Select colorways offered without MIPS® system Certification: ASTM F 2040, CE EN 1077:2007 CLASS B, CPSC, CE EN1078 Fit / Integration Designed for ultimate integration with Smith goggles for maximum comfort and venting AirEvac™ ventilation system integrates with Smith goggles for fog-free lenses BOA® 360 Fit System offers the most adjustable fit with the turn of a dial for on-the-fly micro-adjustability Available in Round Contour Fit to better match rounder head shapes Features Dual regulator climate control offers easy, one-handed front and rear vent adjustment 21 vents Removable Snapfit SL2 ear pads add warmth and are audio-chip compatible XT2® antimicrobial lining offers sweat-activated odor control Aleck™ audio systems compatible 
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      Skiing, snowboarding 
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      Smith Optics sets the standard for high-performance sunglasses, goggles and helmets. Smith innovations include the patented Regulator lens ventilation system, distortion-free Tapered Lens Technology, and the versatility of the Slider Series. 
 
                         
         
         
    
    
      
      
        
      
      
    
      
      
        
          
        
      
      
        
        
          
        
        
 
      
    
  