Kali Protectives Maraka Road Helmet, Zone White, Medium/Large Composite Fusion Technology Ultra lightweight polycarbonate shell Expanded rear coverage design COMPOSITE FUSION PLUStechnology featuring geometric shapes of softer EPS foam next to your head, right where you want them Revolutionary mix ofCARBONand polycarbonate materials Introduction ofSUPERVENTtechnology providing reinforced super-structure to critical airflow vents BUMPER FIT SYSTEMassures a secure fit with special pads designed of an absorbent cross-linked polymer material DUAL CLOSURE SYSTEMallows a simple and efficient dual-sided closure adjustment at the rear of the helmet