Foldable vehicle roof with a tensioning bow

The clamping bracket (12) has folding top material (4), which passes ahead in a roof cap (5) in a driving direction (2) and is fastened to the clamping bracket on the rear side. The clamping bracket forms the corner area of the folding top material between the rear edge (16) of the C-column (15) and the opening area of the body (11). The clamping bracket is made of plastic or light metal.