The ornamental design for a shoe upper, as shown and described.
FIG. 1 is a side view of a shoe upper showing my new design;
FIG. 2 is a front perspective view thereof;
FIG. 3 is a rear perspective view thereof; and,
FIG. 4 is a top view thereof.
The long and short broken lines are unclaimed boundaries of the claimed design. It is understood that the claimed design extends to these boundaries but does not include the boundaries.
The evenly spaced broken lines shown in the drawings are directed to environment, are for informational purposes only, and form no part of the claimed design. In addition, the unshaded regions, demarcated by the evenly spaced broken lines, represent unclaimed portions of the shoe and form no part of the claimed design.