FIG. 1 is a perspective view of the footwear upper embodying the new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is an exploded view thereof, with a removable portion of the footwear removed.

FIGS. 1-7 show features of an article of footwear in phantom lines. These features are shown for environmental purposes and do not form any part of the claimed design. Further, the phantom lines immediately adjacent the solid-line portions of the design form the boundary of the design, with the phantom lines forming no part of the claimed design. Finally, FIG. 7 illustrates a removable portion of the article of footwear spaced from and oriented relative to the remainder of the footwear. The spacing and orientation shown in FIG. 7 of the removable portion (when removed) is for illustrative purposes only, and is not intended to be limiting.