Excellent ventilation provided by 10 air inlets and 7 air outlets; Forced Air Cooling Technology combines front and rear vents with deep channels for a cool head - plus air scoop (top) for the Venturi effect; FlowStraps: aerodynamic, flutter-free and skin-friendly webbing; In-mould design for a permanent bond between the outer shell and the shock-absorbing helmet material (EPS); Zoom Ace: finely adjustable, height-adjustable adjustment system with easy-grip adjustment wheel for individual fit; Helmet fits well on ponytail wearers - height-adjustable adjustment system at the back of the head creates space for ponytails; Half-ring: plastic ring half enclosing the head and connected to the adjustment system - enables size adjustment; Made in Italy