O’Neal Sierra II Helmet
O’Neal Sierra II Helmet, featuring polycarbonate/ABS construction, is designed for more aggressive adventure riding and varying terrain. The Sierra II Helmet includes an integrated face shield and a shorter peak visor for more diverse functionality.
Features:
- Polycarbonate/ABS Shell construction
- Moisture wicking, removable/washable air channeled comfort liner
- Vent holes for optimal ventilation
- Integrated face shield
- Height adjustable helmet shield
- Padded chin strap with double-s safety lock
- Meets DOT and ECE 22.05 safety standards
























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