Abus Power Dome MIPS Helmet The Abus Power Dome MIPS is very lightweight and individually adjustable to head circumference thanks to the Zoom Ace adjustment system. 10 air inlets and 7 air outlets ensure optimum air circulation in every riding situation - even in high temperatures. The sophisticated ventilation is also supplemented by a sleek air scoop on the helmet: It is modeled after the Power Dome of high-performance cars and gives the helmet its name as a functional design element. Features 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 Flow Straps aerodynamic flutter-free and skin-friendly webbing In-Mould 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 MIPS Impact protection that protects the brain especially when the cyclist's head hits the ground at an angle during a fall | Abus | Size Medium In White