Abstract: The present invention relates to a composite material for shielding electromagnetic radiation in the GHz range, comprising a matrix material and metal fibers, wherein the metal fibers contain at least one of the elements selected from the group consisting of copper, silver, gold, nickel, palladium, platinum, cobalt, iron, chromium, vanadium, titanium, aluminum, silicon, lithium, combinations of the foregoing and alloys containing one or more of the foregoing. Moreover, the present invention relates to a shielding against electromagnetic radiation comprising said composite material and to an electronic device comprising at least one component which is shielded against electromagnetic radiation with said shielding.