The ST6 CMR is one of Stilo's karting helmets that are directly derived from Stilo's auto racing helmets that dominate at the top levels of racing. Drivers rave about the superior comfort levels as well as Stilo's lightweight construction and unparalleled field of vision, a crucial attribute for karting. The CMR standard was developed jointly by the FIA Institute and Snell Memorial Foundation to ensure safer and lighter weight helmets for karting. The Stilo ST6 CMR Kart delivers, and more. Stilo helmets are worn by winning drivers worldwide including well known F1 Mercedes driver Valterri Bottas, Monster Energy NASCAR Cup Series Champions Martin Truex, Jimmie Johnson and Kyle Busch, IndyCar Series Champion Tony Kanaan and WRC Champion Sebastion Loeb.