New product

The Prevention Helmet

Convertible 2-in-1 mtb enduro helmet

Discover TSG’s new open-face MTB enduro helmet with tool-free removable over ear coverage.

Release. Unlock. Remove.

Release. Unlock. Remove. The Prevention is a brand-new concept in open-face helmet, featuring innovative removable side protection and a low-profile fit for a safer ride.

For added coverage keep the Prevention’s ear guards locked in. For a more freestyling and ventilation feel, unlock the guards, and remove without the use of a tool.

Left-side with ear panels mounted, right-side without ear panels.

A 2-in-1 helmet, convertible from jet style for increased safety on more aggressive trails to a regular open face helmet for light trail days.

The Prevention is certified according to EN 1078:2012+A1 (Europe) and CPSC (USA). And weighting just 400 g (size S/M), it is a real lightweight.

Vents with Service

The helmet also features zoned venting and a unique airflow system coordinated through the helmets fixed visor. Anything to help keep a cool head when the riding gets tough, right.

helmet ventilation system
9 intake vents for fresh air & 10 exhaust vents.

The front vents serve as a sunglasses docking port and there is enough room below the visor to tuck-away your mtb goggle.

Comfortably park your sunglasses and goggles when not in need.

Dial-Fit System Comfort

The Prevention shares the cutting-edge design style of our full-face Sentinel DH helmet. Inside, it features an impact absorbing EPS liner and customisable Dial Fit System for supreme fit and comfort. Adjust the height of the fitting system and turn the rear dial for your custom fit.

Customise your fit by adjusting the height of the fitting system.

With its removable side protection and superior coverage, it is an ingenious all-in-one solution between a lightweight enduro helmet and a full-face helmet

Chris Visscher Mountain biker
Swiss mountain biker Chris Visscher

The Prevention with MIPS

We also offer the Prevention with MIPS. The Prevention Mips comes with a low-friction layer, that moves slightly in the event of an impact. Designed to help redirect rotational motion away from the head and thus further reduce the risk of brain injury.

Available with MIPS.


  • Multi-purpose open-face enduro helmet
  • Tool-free removable low-profile ear protection
  • Light in-mould construction
  • Impact-absorbent EPS liner
  • Refined EPS edges for top-end protection
  • Lightweight for unimpeded shreddability
  • Dial Fit Systems for perfect comfort and perfect fit
  • 20 vents with air flow channels
  • Sunglasses storage in front vents
  • Frontal Goggle parking under the Visor
  • Securely fixed Visor
  • Available with MIPS

The helmet comes in two shell sizes: Shell S/M for head circumference of 54-57 cm and Shell L/XL for head circumference of 58-61 cm.

Ride TSG. Ride safe!