SKU: 12020650711

Mainline Helmet

Sale price$157.50 Regular price$175.00
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 15 - Jul 20

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For Your Every Summer RSVP, with Code: SUMMER15

Description

Mainline HelmetGive credit where credit's due. Thank your mom, your legs, and your gear for giving you the opportunity to land that rocky gap. Made for going big, going fast, or both, 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

Give credit where credit's due. Thank your mom, your legs, and your gear for giving you the opportunity to land that rocky gap. Made for going big, going fast, or both, 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. 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:

  • Protection
    • 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
  • Fit / Integration
    • 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

SPECS:

  • 21 fixed vents for consistent airflow
  • Adjustable visor
  • Hybrid X-STATIC® / Ionic+® anti-bacterial performance lining for odor resistance
  • Weight (Size M, MIPS®): 27 oz / 770 g
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 12020650711

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Billiam
Bozeman, US
★★★★★ 4
Comfortable
Size: Large, Color: Light Blue, White, Black
Nice and soft material , not like a t-shirt.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
K
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Keith
Houston, US
★★★★★ 5
Really great shirt. Fits great
Size: Large, Color: Black, White, Brown
Just wore one of mine and I really love it!
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Reviewed in the United States on January 16, 2026
S
Verified Purchase
Steven O. Evans, Ph.D.
New York, US
★★★★★ 1
DId not fit well at all.
Size: Medium, Color: Black, Navy Blue, Wine Red
Baggy and .. saggy.
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Reviewed in the United States on March 14, 2026
B
Verified Purchase
Boris
Los Angeles, US
★★★★★ 3
No las volveré a comprar
Size: Medium, Color: Black, White, Blue
Son bonitas y las tallas están bien, pero algo calurosas y después de 2 lavadas empiezan a deteriorarse
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Reviewed in the United States on June 9, 2025
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Ira Stroud
Bozeman, US
★★★★★ 5
Perfect
Size: X-Large, Color: Black, White, Apricot
Was looking for some high neck T-shirts that don’t sag. These are a nice fit for a large body
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Reviewed in the United States on January 4, 2026

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