M2 Helmet 2021 Graphite Thruster Red - X-Large/XX-Large

7iDP M2 Trail & Enduro Mountain Bike Helmet FULL COVERAGE | TRAIL PROTECTION As bikes become more capable and trail riding gets faster the M2 slots into the current generation of open face protection. Conehead™ technology utilizes dual-density foam to dissipate impacts more effectively giving you a safer ride. And with the Boa retention system, you'll be able to fine-tune the fit like no other. 19 vents provide cool air intake and heat exhaust Conehead™ technology Full rear head coverage Custom 7iDP liner for superior fit and comfort BOA one hand dial fit adjustment Rapid adjust chin strap Tested beyond CE, CPSC, AS standards The M2's foam liner is made of two density layers. The outer layer, which is the black part, is made of high-density foam and has cones facing inwards. The inner layer, the grey part which is close to the head, is made of softer low-density foam and has cones facing outwards.