Whether you ride on the pavement or the dirt or both the Sierra R 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 R helmet will get you anywhere you want to go. Moisture-wicking, removable/washable air channeled comfort liner plus vent holes for optimal ventilation. Integrated face shield with UV protection and height adjustable helmet shield. Padded Chin Strap with Double-D safety lock.