are hemmed or otherwise sealed in this embodiment the pockets 58 in the material are sealed from the edges in this embodiment stiffeners cannot be inserted from the edges of the fabric stiffener access into the pockets is through openings in the stitched area reference is now made to fig9 which is a simplified illustration of a woven material 60 with pocket stitching 62 several stitched areas 64 1 64 2 have been opened in a single pocket and stiffeners 66 1 66 2 have been inserted into the openings in this embodiment more than one stiffener where the number of stiffeners is for example only is inserted into each pocket thereby forming a supported fabric that can be angled or bent this embodiment is suited for use as a window covering for angled curved or bay windows fig1 a and 10 b show a simplified view from above of a fabric according to the above embodiment the fabrics have been angled into several sections where the number of sections is for example only in practice the number of sections is determined by the number of stiffeners inserted into each pocket reference is now made to fig1 which is a simplified illustration of a cross section of another embodiment of a stiffened fabric in which the stiffeners are attached to the fabric with hook and loop fastener stiffener 72 has a hook and loop fastener element 70 on at least one surface of the stiffener 72 such a stiffening element 72 is generally elongated a hook and loop fastener element of the opposite type 74 is attached in the desired direction to.