The ornamental design for a giftbagdecoration, as shown and described.
FIG. 1 is a perspective view of one embodiment of a gift bag decoration showing my new design.
FIG. 2 is an environmental perspective view of the gift bag decoration. The broken lines shown of a gift bag are for environmental purposes only and form no part of the claimed design;
FIG. 3 is a top view of the gift bag decoration shown in FIG. 1.
FIG. 4 is a front elevation view of the embodiment of the gift bag decoration shown in FIG. 1, the opposed view being the mirror image thereof.
FIG. 5 is a side elevation view of the embodiment of the gift bag decoration as seen from the right side of FIG. 1, the opposed view being the mirror image thereof; and,
FIG. 6 is a bottom view of the gift bag decoration shown in FIG. 1.