Giro G9 2009 Snow Helmet The ultimate value in venting and style Patented in-form adjustable fit system with height adjustability High impact eps liner ensures you are covered when and if you need it with it's certified astm f2040/ce en1077 compliance Removable earflaps and 15 super cool vents with weatherstrip vent plugs Pair this helmet with your favorite giro goggle and you have a winning combination