DESC: If you dare to race the mountains, this helmet is equipped for the trails with its feather-light weight and tough-as-nails internal reinforcement. Roc Loc(R) 4 fit system offers horizontal and vertical fit adjustments for a snug, custom fit. Wind Tunnel(R) ventilation scoops air through the helmet to keep you cool. In-mold construction and internal reinforcement make this helmet tough. P.O.V. (Point of View) visor helps protect you from the elements; visor is adjustable and removable.