The Bell Full-9 MTB Full Face Helmet is motocross for mountain bikers. Bell has deep roots in motocross and it shows in this lightweight, full carbon shell helmet.  Much of what Bell engineers learned from creating the award-winning Moto-9 helmet went into the Bell Full-9 MTB Full Face Helmet. Take that unrivaled experience, combine it with feedback from downhill and BMX pros, and you have the winning formula. The Bell Full-9 MTB Full Face Helmet meets the most stringent ASTM Downhill Mountain Bike Racing standard as well as CPSC and CE bicycle safety benchmarks. Additional motocross trickle-down technologies include the Eject Helmet Removal System and magnetic cheekpads. Beyond that, the Bell Full-9 MTB Full Face Helmet includes features like Soundtrax built-in speaker pockets and audio cable routing, and an integrated breakaway camera mount. Also featured is a lightweight carbon shell, a wide field of view, Overbrow Ventilation intakes and Velocity Flow Ventilation. This is Bell's most advanced helmet for DH or BMX. Bell Full-9 MTB Full Face Helmet Features Lightweight full carbon shell Overbrow Ventilation features intake ports on the brow of the helmet to usher in cool air and push it through the air-channel matrix for full-head ventilation Originally developed for moto use, the Velocity Flow Ventilation system pulls air through the internal venting system to help keep the rider cool and dry 10 helmet vents, 3 brow ports Integrated Eject compatibility: In case of a crash, this design lets first responders gently remove helmet from a rider's head, reducing the potential for secondary injuries Integrated breakaway camera mount requiring no zip ties or tape, designed to break away upon impact to reduce the risk of injury Magnefusion magnetic cheekpads: Integrated system makes it easy to remove cheekpads after a crash or swap them out for cleaning and drying XT-2 extended wear interior Flying Bridge visor: Originally developed for moto use, this visor's side-mounted screws are easy to adjust, even while wearing gloves CE EN1078, ASTM F1952-00 (Downhill), ASTM F2032-06 (BMX) certified Bell Full-9 MTB Full Face Helmet Specifications Construction: Lightweight full carbon shell Ventilation: 10 helmet vents Weight: 1130g (size M)