The ornamental design for a flexiblepackage, as shown and described.
FIG. 1 is a front perspective view of a first embodiment of a flexible package showing our new design;
FIG. 2 is a front elevation view of the first embodiment of the flexible package shown in FIG. 1; the rear elevation view of the first embodiment of the flexible package is identical to the front elevation view;
FIG. 3 is a right side elevation view of the first embodiment of the flexible package shown in FIG. 1; the left side elevation view of the first embodiment of the flexible package is identical to the right side elevation view;
FIG. 4 is a top plan view of the first embodiment of the flexible package shown in FIG. 1;
FIG. 5 is a bottom plan view of the first embodiment of the flexible package shown in FIG. 1;
FIG. 6 is a front perspective view of a second embodiment of a flexible package showing our new design;
FIG. 7 is a front elevation view of the second embodiment of the flexible package shown in FIG. 6; the rear elevation view of the second embodiment of the flexible package is identical to the front elevation view;
FIG. 8 is a right side elevation view of the second embodiment of the flexible package shown in FIG. 6; the left side elevation view of the second embodiment of the flexible package is identical to the right side elevation view;
FIG. 9 is a top plan view of the second embodiment of the flexible package shown in FIG. 6; and,
FIG. 10 is a bottom plan view of the second embodiment of the flexible package shown in FIG. 6.
The broken lines of the flexible package are included to show features that form no part of the claimed design.