FLY RACING FORMULA CARBON SOLID HELMET MATTE BLACK CARBON XL - 73-4429XECE DOT Approved 12K carbon fiber shell Produces an extremely lightweight shell with superior penetration resistance Impact Energy Cells Made of RHEON, the Impact Energy Cells maximize absorption of low speed linear and rotational impacts, reducing forces transmitted to the brain Conehead EPS Technology Provides a softer liner whereby the cones help manage or absorb an impact force more efficiently. Six critical zones have been fine tuned for a