Graphene is a revolutionary material in the form of a very thin nearly transparent sheet of pure carbon in its extreme form it is as thin as a single atom 11 000 000 000th of a meter vittoria uses directa plus graphene called g which is 2 to 8 atoms thin the corsa has 19 less rolling resistance compared to the same product without pristine graphene showing superior grip and durability and in combination with the most flexible arimid enhanced cotton casing ever developed this product