I claim the ornamental design for a handbag, as shown and described.
FIG. 1 is a top view of a handbag according to my new design;
FIG. 2 is a bottom side view of the handbag shown in FIG. 1;
FIG. 3 is a left side view of the handbag shown in FIG. 1;
FIG. 4 is a right side view of the handbag shown in FIG. 1;
FIG. 5 is a rear side view of the handbag shown in FIG. 1;
FIG. 6 is a front side view of the handbag shown in FIG. 1;
FIG. 7 is a top perspective view of the handbag shown in FIG. 1;
FIG. 8 is top perspective view of the handbag shown in FIG. 1 in an open position with sleeve closed; and,
FIG. 9 is a top perspective view of the handbag shown in FIG. 1 in an open position with sleeve open.
The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings represent stitching which forms part of the claimed design.