A true innovator in its field, the GoMax Aero Helmet is a fresh new take on head protection. It’s original design is not only appealing but also fully aerodynamic and in spite of its convenient price, matching top of the line helmets. This design along with its 22 air vents provides an optimum air flow minimizing air resistance, which makes it a perfect choice not only for amateur users but also for pro ones. The Aero is fabricated with an In-mold construction using expanded polystyrene to reduce pressure on the head upon impact. The fit system allows the helmet to sit below the occipital bone for optimal fit and comfort. The liner with its Moisture-Wicking Pads and chin protection and its Twenty two air vents, keeps rider’s head dry and comfortable and allows a perfect and secure fit. GoMax Aero also features a visor for extra shade in shiny sun conditions that can be detached for increased aerodynamic. The core of the helmet is built in one solid piece and has not glued parts for increased durabiliy. Size: L 22 7/8-24in (58cm-61cm)