ONEAL Sierra II Helmet - Black/Orange (Adult)

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  • Regular price $39.95
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Whether you ride on the pavement or the dirt or both the 2020 O'Neal Sierra II has the features you need for your next two-wheel adventure. Combining a full windscreen and a visor with a drop-down tinted shield, the Sierra II helmet will get you anywhere you want to go.

Construction & Fit:

  • ABS Shell construction
  • Comfortable regular fit
  • 1 outshell
  • 2 main EPS


  • Perfect weight balance
  • Sun visor integrated
  • Rubber nose guard
  • Wind curtain
  • Adjustable mouth Air Vents
  • Top vents
  • EPS inner mouth piece
  • Best value for minimum price


  • ECE & DOT standard
  • Polypropylene fixed peak with metal screws
  • Resistant PC Visor
  • Double D-Closure
  • Rigorous QC process in production