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

FIG. 2 is a rear perspective view thereof; and,

FIG. 3 is a side view thereof.

The broken line showing within the shaded area forms a part of the claimed design. The broken line showing immediately adjacent to the shaded area represents an unclaimed boundary of the design. The broken line showing of the remainder of the shoe is for illustrative purposes only and forms no part of the claimed design.