Heel

FIG. 1 is a perspective view of the heel in a boot environment;

FIG. 2 is a right side view of the heel in the boot environment;

FIG. 3 is a left side view of the heel in the boot environment;

FIG. 4 is a front view of the heel in the boot environment;

FIG. 5 is a rear view of the heel in the boot environment;

FIG. 6 is a top view of the heel in the boot environment; and,

FIG. 7 is a bottom view of the heel in the boot environment.

The portions of the boot environment shown in broken lines form no part of the claimed design.