Mule

FIG. 1 is a right side view of a mule showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a back view thereof.

The smaller evenly spaced lines on the mule upper depict stitching, which forms no part of the claimed design. The broken lines showing the sole of the mule form no part of the claimed design.