FIG. 1 is a front and side perspective view of an article of footwear, showing my new design; and,

FIG. 2 is a side elevation view thereof.

The broken line showing in the drawing figures of the sole of the article of footwear, and of other features and contour of the article of footwear, is for illustrative purposes only and forms no part of the claimed design.

Any surface of the article of footwear not shown, or any part of any such surface not shown, is not part of the claimed design.