Bell KC7-CMR Youth Karting Helmet - CMR-2016Based on the F1 derived HP7 helmets, Bell's KC7 CMR Kart Racing Helmet features an advanced ventilation system and superior aerodynamics. The 14 intake and extraction channels can be used with or without air intake covers to better maximize cooling. The DSAF (Double Screen Anti Fog) shield works alongside a rubber gasket seal to ensure maximum visibility in wet conditions. Certified to the FIA Snell CMR standard designated for kart racers under the