Soft top with fix rear window

The sift top has a device for introducing a removable disk (5) i.e. glass pane, and comprising a flexible roof element (1), which is folded in an end portion for retaining a disk retaining gap. An insertion element (3) is provided in a case cavity (2) that is formed by the roof element. A holding element (4) extends on a side of the retaining gap between a side of the insertion element and the roof element, where the insertion element side faces away from a disk retainer. The holding element extends on another side of the disk retaining gap facing opposite to the former retaining gap side.