FIG. 1 is a top perspective view of the drinking vessel, showing my new design; FIG. 2 is a bottom perspective view thereof; FIG. 3 is a front view thereof, the rear view being a mirror image thereof; FIG. 4 is a top view thereof; FIG. 5 is a bottom view thereof; and, FIG. 6 is a right side view thereof, the left side view being a mirror image thereof.