FIG. 1 is a perspective view of a footwear sole embodying my new design

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

FIGS. 1 and 3-6 show an upper in broken lines. The upper being shown for environmental purposes and forming no part of the claimed design.