Slab

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee. FIG. 1 is a first perspective view of a slab showing our new design; FIG. 2 is a top view thereof; FIG. 3 is a side view thereof; and, FIG. 4 is a front/back view thereof.