Shell Material: fiberglass Claimed Weight: [large] 2lb 13.1oz Manufacturer Warranty: 1 year Ventilation: 17 vents Fit Adjustment: adjustable buckle strap If you salivated at the thought of getting the Fox Head Rampage Pro Carbon Helmet, but couldn’t quite see your way clear to paying the Pro Carbon price, take heart that Fox has released the Rampage Comp Helmet. Fox’s Comp version makes many of the same fit innovations available as the Pro Carbon, but at a much more palatable price.