Abstract: The present disclosure is directed to a tyre comprising a tread band having one or more reliefs with circumferential development, and a noise-reducing element applied on an inner surface of the tyre and extending along at least half of a circumferential development of the inner surface, wherein the noise-reducing element comprises a series of radially through openings, wherein the series of openings extends along the circumferential development of the inner surface and wherein the series of openings is placed so that at least half of an overall plant area of the openings of the series of openings is placed at one relief of the one or more reliefs.