Kask Helmet Bambino Pro With Clear VisorFeatures The helmets shape has been refined via wind tunnel testing to minimise drag in multiple head positionsgiving you an aero edge. Includes a clear polycarbonate visor that attaches detaches via a five magnet system for easy adjustment or replacement on the fly. Six micro intakes at the front and four exhaust vents at the rear, connected by internal ducts to promote airflow and help manage heat and sweat. anti allergic, washable, comfortable