M2R Navigator Carbon HelmetWith full ECE 22. 06 certification, the Navigator is a lightweight adventure helmet with the option of a fibreglass composite or carbon composite shell. The channeled EPS liner ensures maximum impact protection and front to back ventilation to keep you cool no matter where your adventure takes you. Simple to use with its quick release micrometric buckle and easy action ventilation tabs, air is forced into the helmet at the chin bar and crown and out