Smith Mainline MIPS Full Face Helmet - Matte Black

Smith Mainline MIPS Full Face Helmet - Matte Black

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Shipping costs calculated at checkout. Free shipping available on orders over £50. See below for T&C's


The DH certified full-face helmet from Smith, Mainline. With a complete Koroyd coverage along with the MIPS rotational system, the Mainline provides top-quality protection.
The internal air channels and open exhaust ports maximize breathability making the helmet comfortable to wear in those hot summer conditions we all love.
Goggle fit and ventilation are crucial for gruelling days. The Airvac system relieves hot air that builds up on your goggles, this helps to prevent fogging.
The Mainline comes with 3 uniquely sized cheek pads, two sets of uniquely sized crown liners, and two unique neck rolls you can ensure you get a close comfortable fir for ultimate protection - all of which can be easily removed for cleaning to keep everything nice and fresh. No one likes a smelly helmet.


  • D-ring chin strap fastener
  • Lightweight Aerocore in-mold construction
  • Complete ventilated protection featuring Koroyd
  • Downhill Certified - ASTM F1952
  • MIPS system
  • Unique pad kit options for a proper fit
  • 21 optimized vents
  • Hybrid X-Static anti-bacterial performance pads
  • AirEvac ventilation
  • Adjustable Visor
  • Camer and light mount compatible
  • Ultimate goggle integration.

Smith Size Guide

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Questions & Answers

Delivery & Returns

Unless otherwise specified we will use a Royal Mail Tracked Delivery service to dispatch your order. Once your order is dispatched you will receive an email with a tracking number. You are able to track your order at

For high value, pressurised or liquid goods we use FedEx Tracked 24hr service. FedEx Orders can be tracked at


Orders under £19.99

Royal Mail 48 Tracked: £3.49

Royal Mail 24 Tracked*: £4.49

Fed-Ex**: £6.50

Orders £20 - £49.99

Royal Mail 48 Tracked: £2.49

Royal Mail 24 Tracked*: £3.49

Fed-Ex: £5.99

Over £50 - £99.98

Royal Mail 48 Tracked: FREE

Royal Mail 24 Tracked*: £1.00

FedEx 24 Hour: £3.99

Over £99.99

Royal Mail 24 Tracked*: FREE

FedEx 24 Hour**: FREE

* Royal Mail 24 Tracked Next Working Day if ordered before 3.00pm Mon-Fri

**FedEx 24 Hour for orders placed before 12:00pm Mon-Fri

*Orders shipping to Northern Ireland via Courier will be subject to a delivery charge, we will be in touch upon receiving your order to discuss your delivery charge or you can Contact Us to discuss pricing prior to ordering.

Bike Orders

All bikes and frames are shipped with FedEX 24hr Tracked Delivery within the UK. Bikes are assembled and fully checked by our mechanics prior to dispatch, therefore lead times can vary. One of our sales team will contact you upon receipt of your order to arrange a suitable delivery date

International Orders

International Orders are sent using Royal Mail International Tracked Delivery. These items are usually delivered within 3-7 working days of despatch.

All International order postage costs are an estimate. If the estimate is correct your order will be shipped immediately. In the rare event that the postage estimate won't cover your delivery we will contact you with a postage quote.

For full details of our returns policy, follow this link.