About Giro Elixir HelmetThe Elixir's confident mountain style and breezy ventilation combine in a compact design that complements nearly any ride especially when there's dirt under tread. Some of Giro's best features, like In-Mold construction coupled with the ease and comfort of their acclaimed Roc Loc® Sport fit system suitable for heads measuring 54-61cm, offers the versatility you need to ride everything from fire-road adventures to swooping singletrack trails. This is one of the best performance value mountain bike helmets available, with styling and color options that will keep you feeling good mile after mile. About GiroFounded in 1985 by Jim Gentes and headquartered in Santa Cruz, California, Giro is a manufacturer of helmets, goggles, apparel, shoes and softgoods for cycling and snow sports. Their products have been used to win multiple Olympic medals, world and national championships. They are a company set on evolving and pushing the boundaries, with a focus on design solutions, that enhance experience and performance.