The lining panel (6) which is placed underneath the sliding roof panel (3) is formed from the lining frame (9) which is covered with flexible air permeable flat material and an additional lining plate (21) which is placed underneath the frame and is formed as a closed flat surface structure. The covered lining frame and the lining plate are mounted displaceable relative to each other.The covered lining frame and lining plate can engage in each other at their side edges. The frame is guided displaceable forwards additionally on side guide rails (5). A grip indent is provided on a ventilation strip (29) fixed in the front edge of the lining plate.
