Footwear tread

FIG. 1 is a plan view of a footwear tread applied to an unclaimed shoe sole in accordance with a first embodiment of the ornamental design;

FIG. 2 is a perspective view of the footwear tread of the first embodiment;

FIG. 3 is a top plan view of the footwear tread of the first embodiment;

FIG. 4 is a front side elevational view of the footwear tread of the first embodiment, the rear side being identical thereto;

FIG. 5 is a right side elevational view of the footwear tread of the first embodiment, the left side being identical thereto;

FIG. 6 is a plan view of the footwear tread of the first embodiment applied in a different scale to an alternative unclaimed shoe sole;

FIG. 7 is a plan view of a footwear tread applied to an unclaimed shoe sole in accordance with a second embodiment of the ornamental design;

FIG. 8 is a perspective view of the footwear tread of the second embodiment;

FIG. 9 is a top plan view of the footwear tread of the second embodiment;

FIG. 10 is a front side elevational view of the footwear tread of the second embodiment, the rear side being identical thereto; and,

FIG. 11 is a right side elevational view of the footwear tread of the second embodiment, the left side being identical thereto.

Broken lines are environmental only and form no part of the claimed design. Broken lines adjacent shaded areas of the design represent the bounds of the claimed design and are not themselves a part of the claimed design.