FIG. 1 is a perspective view of a portion of a shoe sole showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is another side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of a shoe upper and portions of a shoe sole are for the purpose of illustrating environmental structure and form no part of the claimed design.