Made for going big, going fast, or both, the Smith Mainline is the pinnacle, downhill certified enduro bike helmet. Safety innovations like Koroyd™ and MIPS® provide energy-absorbing impact protection so you have the confidence to get aggressive on the trail. It doesn't matter what you're level at, you need a breathable, lightweight helmet that pairs well with goggles and fits like a glove. The Mainline integrates with your bike goggles for efficient venting and fog-free vision. Multiple pad sets including liners and neck-rolls let you customize the fit.

Features:

• 21 fixed vents for consistent airflow
• Adjustable visor
• Hybrid X-STATIC® / XT2® anti-bacterial performance lining for odor resistance
• Weight (Size M, MIPS®): 27 oz / 770 g
• Designed for ultimate integration with Smith performance goggles for maximum comfort, venting and storage convenience
• AirEvac™ ventilation system integrates with Smith goggles for fog-free lenses
• Three washable cheek pad kits, two crown liners and two neck rolls let you fine tune the fit
• D-ring chin strap fastener for a snug fit
• Aerocore™ construction featuring complete Koroyd® coverage for lightweight, energy-absorbing and ventilated impact protection
• MIPS® Brain Protection System reduces rotational forces caused by angled impacts to the head
• CPSC CE EN 1078 and ASTM F1952 downhill certified