O'NEAL ADULT SIERRA 2 HELMET

Whether you ride on the pavement or the dirt or both the 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.

Features:

- Shell is constructed with ABS
- Weight: 1590g (±50g)
- Moisture-wicking, removable/washable air channeled comfort liner
- Vent holes for optimal ventilation
- Integrated face shield with UV protection
- Height adjustable helmet shield
- Padded Chin Strap with micrometric safety lock
- Meets DOT and ECE 22.05 safety standards
- Designed for Street, Enduro and Adventure Bikes
- Replacement parts available
- Side goggle traction pad keeps goggle strap securely in place
- High air intake mouth vent with screen lets air in while keeping debris out

HELMET SIZE

Measure as picture below with soft tape or a a bit of string.

XS - 53/54 cm

S - 55/56 cm

M- 57/58 cm

L - 59/60 cm

XL - 61/62 cm

2XL - 63/64 cm