FIG. 1 is a bottom and left front perspective view of a shoe sole showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a bottom plan view thereof, the top being plain and unornamented;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof.

The broken line showing of a shoe in FIGS. 1-6 and the area within are environmental only and form no part of the claimed design.