Windscreen wiping device for a vehicle having a fastening element, in particular a motor vehicle, comprising a wiper blade having - an elongate upper part which is configured to be at least partially bendable, - an elongate lower part which is configured to be at least partially bendable, - a plurality of connecting elements for connecting the upper part and the lower part, wherein the connecting elements are spaced apart from one another along a longitudinal extent of the wiper blade, and wherein the connecting elements are designed to allow a movement of the upper part and of the lower part relative to one another with a movement component along a longitudinal extent of the wiper blade, and - a fastening device comprising a wiper-blade-side fastening part, wherein the wiper-blade-side fastening part is configured such that, by means of a rotation of the wiper-blade-side fastening part relative to the fastening element, an engagement can be formed in order to fix a position of the wiper-blade-side fastening part relative to the fastening element, in particular to fix it in a releasably connectable manner, - wherein the wiper-blade-side fastening part has a first engagement element in order to form an engagement with a first securing element of the fastening element, said securing element being configured as an elongate arcuate cutout, and has a second engagement element in order to form an engagement with a second securing element of the fastening element, - wherein, upon formation of an engagement of the first engagement element with the first securing element, a spacing between a contact surface of the second engagement element with the second securing element and a contact surface of the first engagement element with the first securing element first of all increases until a maximum spacing is reached and then decreases again up to a latching position. - an elongate upper part which is configured to be at least partially bendable, - an elongate lower part which is configured to be at least partially bendable, - a plurality of connecting elements for connecting the upper part and the lower part, wherein the connecting elements are spaced apart from one another along a longitudinal extent of the wiper blade, and wherein the connecting elements are designed to allow a movement of the upper part and of the lower part relative to one another with a movement component along a longitudinal extent of the wiper blade, and - a fastening device comprising a wiper-blade-side fastening part, wherein the wiper-blade-side fastening part is configured such that, by means of a rotation of the wiper-blade-side fastening part relative to the fastening element, an engagement can be formed in order to fix a position of the wiper-blade-side fastening part relative to the fastening element, in particular to fix it in a releasably connectable manner, - wherein the wiper-blade-side fastening part has a first engagement element in order to form an engagement with a first securing element of the fastening element, said securing element being configured as an elongate arcuate cutout, and has a second engagement element in order to form an engagement with a second securing element of the fastening element, - wherein, upon formation of an engagement of the first engagement element with the first securing element, a spacing between a contact surface of the second engagement element with the second securing element and a contact surface of the first engagement element with the first securing element first of all increases until a maximum spacing is reached and then decreases again up to a latching position.