The ornamental design for a handbag, as shown and described.
FIG. 1 is a front perspective view of a handbag showing my new design with
the front flap in a raised position;
FIG. 2 is a bottom rear perspective view thereof;
FIG. 3 is a right end elevational view thereof, portions of the front flap
and carrying straps being broken away and omitted for convenience of
illustration; and
FIG. 4 is a top perspective view of the handbag in an open condition, a
portion of one of the carrying straps being broken away and omitted for
convenience of illustration.