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The Smith Mainline is our 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 if you're slaying the EWS in Whistler or suffering through the last stage of your local enduro race, you need a breathable, lightweight helmet that pairs well with goggles and fits like a glove.
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
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
21 fixed vents for consistent airflow
Adjustable visor
The Smith Mainline is our 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 if you're slaying the EWS in Whistler or suffering through the last stage of your local enduro race, you need a breathable, lightweight helmet that pairs well with goggles and fits like a glove.