FIG. 1 is a perspective view of the footwear sole embodying the new design;
FIG. 2 is a bottom view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a front view thereof; and,
FIG. 6 is a rear view thereof.
The broken lines depicting an article of footwear in FIGS. 1-6 are shown for environmental purposes and form no part of the claimed design. Further, the broken lines immediately adjacent to the solid-line portions depict boundary of the design, with the broken lines forming no part of the claimed design.