The Hyban 2.0 combines a particularly robust hard shellwith a huge air intakes. In combination with the integrated, bright LED rear light, the Hyban 2.0 is the perfect everyday helmet for the city. ABS hard shell: Robust helmet made of EPS foam and injection molded outer shell Full-ring: Adjustable ring connected to adjustment system enclosing all of the head Excellent ventilation with 5 air inlets and 8 air outlets Large, integrated LED taillight with 180-degree visibility Zoom Ace Urban: Finely adjustable adjustment system with handy adjustment wheel for customizable fit High visibility due to additional reflectors at back Integrated bug mesh and removable visor Ponytail compatible Fidlock magnetic strap buckle Specifications ColorVelvet BlackDefined ColorBlackGender/AgeAdultHelmet StyleUrbanMaximum Head Circumference58Minimum Head Circumference52Multi ImpactNoRotational ProtectionYesSizeMediumVisor IncludedYes