I claim an ornamental design for footwear, as shown and described.
FIG. 1 is a front perspective view of footwear showing the claimed design;
FIG. 2 is a back perspective view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a back view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a top view thereof.
The stippled surfaces indicate textured areas. The short broken lines represent unclaimed stitching. The large broken lines and the zipper illustrate environmental structure and form no part of the claimed design.