FIG. 1 is a perspective view of a portion of a shoe upper showing my new design;

FIG. 2 is a side view of the portion of a shoe upper shown in FIG. 1;

FIG. 3 is a another side view of the portion of a shoe upper shown in FIG. 1;

FIG. 4 is a front view of the portion of a shoe upper shown in FIG. 1;

FIG. 5 is a rear view of the portion of a shoe upper shown in FIG. 1; and,

FIG. 6 is a top view of the portion of a shoe upper shown in FIG. 1.

The uneven broken lines represent the remaining portion of the shoe. The uneven broken line representations in FIGS. 1-5 are for illustrative purposes only and form no part of the claimed design.