A windscreen wiper device (1) of the flat blade type includes an elastic, elongated carrier element, as well as an elongated wiper blade (2) of a flexible material, which can be placed in abutment with a windscreen to be wiped, which wiper blade (2) includes at least one longitudinal groove (3) on its longitudinal sides, in which groove (3) a longitudinal strip (4) of the carrier element is disposed, which windscreen wiper device comprises a connecting device (7) for an oscillating arm (8). A wall of the groove (3) facing towards the strip (4) and/or a longitudinal side of the strip (4) facing towards the wall is/are provided with a noise dampening profile along at least a part of its/their length.