The ornamental design for footwear, as shown and described.
FIG. 1 is a front perspective view of footwear;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is an outer side view thereof;
FIG. 5 is an inner side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The CROCS® word mark forms no part of the claimed design. The particular colors in which embodiments of the design are depicted form no part of the claimed design. The textual material on the sole forms no part of the claimed design. The textual material on the footbed forms no part of the claimed design. The textual material on the heel strap forms no part of the claimed design. The raised bump pattern of the footbed forms no part of the claimed design. The raised bump pattern tread of the sole forms no part of the claimed design.