The Dissident Comp packs the same great protection ventilation & features of the Dissident into a composite shell. Altering the shell material allows us to offer this exceptional gravity helmet at a wallet-friendly price.> Engineered to protect gravity bike park & DH riders> Meets the ASTM DH safety testing standards for greater impact protection & chin bar performance> Lightweight composite shell> 4th Dimension Cooling System optimises ventilation> Helmet EJECT™ system compatible> Leatt™ brace compatible> Complies with one or more of the following safety standards for bicycle helmets: CPSC SNELL B-95 CE & ASTM 1952 (standard for downhill mountain bike racing helmets)