The Bell KC7 helmet is certified to the new CMH standard, developed jointly by the FIA Institute and the Snell Memorial Foundation. This standard has been developed to create safer and lighter helmets for use in karting. Very attractive style based on HP7, used in F1. 2mm shield with Double Screen Anti-Fog Visor (DSAF) for optimal vision under all circumstances. Powerful top and chin bar ventilations thanks to a total of no less than 14 air intakes and extraction channels. Optimized shell & shield design resulting in improved aerodynamic behaviour and energy absorbing capacities Air intake 2 parts, top spoiler, side air intakes, side air extractors and chin bar gurney available separately Non-fireproof lining for extra durability Snell-FIA CMR-2007 approved. Sizes: 52 to 59 cm Snell CMR-2007 approved.