Original: $350.00
-65%$350.00
$122.50The Story
Built for going big and pushing limits, the Smith Mainline is a downhill-certified full-face helmet designed for aggressive enduro riding. With complete KOROYD® coverage, integrated Mips® protection, and a lightweight, breathable design, it delivers confidence, comfort, and control when the trail gets technical.
Limited Release: Matte Archive Flamingo is a special-edition colorway with limited availability.
PROTECTION:
- Complete KOROYD® coverage for lightweight, energy-absorbing impact protection
- Mips® system reduces rotational forces from angled impacts
- CPSC, CE EN 1078, and ASTM F1952 downhill certified
FIT / INTEGRATION:
- Designed to integrate seamlessly with Smith goggles for comfort and ventilation
- AirEvac™ system helps prevent fogging
- Multiple pad sets, liners, and neck rolls for a dialed, customizable fit
- D-ring chin strap for a secure, locked-in feel
SPECS:
- 21 fixed vents for consistent airflow
- Adjustable visor
- X-STATIC® / Ionic+® antimicrobial lining for odor resistance
- Weight: 27 oz (Size M)

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Built for going big and pushing limits, the Smith Mainline is a downhill-certified full-face helmet designed for aggressive enduro riding. With complete KOROYD® coverage, integrated Mips® protection, and a lightweight, breathable design, it delivers confidence, comfort, and control when the trail gets technical.
Limited Release: Matte Archive Flamingo is a special-edition colorway with limited availability.
PROTECTION:
- Complete KOROYD® coverage for lightweight, energy-absorbing impact protection
- Mips® system reduces rotational forces from angled impacts
- CPSC, CE EN 1078, and ASTM F1952 downhill certified
FIT / INTEGRATION:
- Designed to integrate seamlessly with Smith goggles for comfort and ventilation
- AirEvac™ system helps prevent fogging
- Multiple pad sets, liners, and neck rolls for a dialed, customizable fit
- D-ring chin strap for a secure, locked-in feel
SPECS:
- 21 fixed vents for consistent airflow
- Adjustable visor
- X-STATIC® / Ionic+® antimicrobial lining for odor resistance
- Weight: 27 oz (Size M)























