The ornamental design of a handle, as shown and described.
FIG. 1 is a front top perspective view of a handle according to an embodiment of the present design, shown connected to a dispenser of flowable material;
FIG. 2 is a right side view of the handle with a hanging ring unextended;
FIG. 3 is a left side view of the handle with the hanging ring unextended;
FIG. 4 is a top view of the handle with the hanging ring unextended;
FIG. 5 is a bottom view of the handle with the hanging ring unextended;
FIG. 6 is a rear view of the handle with the hanging ring unextended;
FIG. 7 is a front view of the handle with the hanging ring unextended;
FIG. 8 is a top perspective view of the handle with the hanging ring extended;
FIG. 9 is a rear bottom perspective view of the handle with the hanging ring extended; and,
FIG. 10 is a front view of the handle with the hanging ring extended and the dispenser removed.
The broken lines showing the dispenser in FIGS. 1 through 5, 7 through 10 are for illustrative purposes only and form no part of the claimed design.