Ultra lightweight, real carbon fiber full face protection. Carbon fiber mesh strategically positioned within fiberglass shell for light weight. FHVS (Full Helmet Venting System) front, side, top and rear vents for a cooler ride. EPS foam inner liner. Same great fit and comfort of our original Full Bravo helmet. Four sizes to fit most riders. Meets CPSC standards for bicycle helmets.This helmet is for Cycling & Non-Motorized use only. Do not use this helmet for ATV or Motorcycle protection. Team Cyclist is an authorized 661 dealer and will honor all manufacturer warranties.