FIG. 1 is a top perspective view of an article of footwear according to the present invention;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

FIGS. 1 through 7 show in phantom one possible shoe sole with which this article may be used.

Said shoe sole forms no part of the claimed design.