In a comparison test by Europe's leading motorcycle magazine "MOTORRAD", the O'Neal SIERRA helmet was one of the test winners and awarded the "Recommended Buy" in the category of Adventure/Enduro helmets.
The shell is made of high-quality ABS
Multiple air intakes for optimum ventilation and cooling
Microlock closure
Padded, removable, sweat-absorbent and washable comfort liner
Bluetooth Ready with cavity for internal speaker and rubber ring on the back of the helmet (Bluetooth unit not included)
Anti-fog Pinlock® 30 lens included (not mounted)
Clear visor and integrated secondary sun visor
Meets the new ECE 22.06 test standard for increased safety.
Please note: The helmet is slightly smaller than its ECE 22.05 predecessor.