I claim the ornamental design for a baseball batting training aid, as shown and described.
A portion of the disclosure of this patent document contains material to which a claim for copyright is made. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but reserves all other copyrights whatsoever.
FIG. 1 is a top plan view of a baseball batting training aid illustrating my new design;
FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image thereof; and,
FIG. 3 is a right side elevational view, the left side elevational being a mirror image thereof.
The bottom view of the baseball batting training aid forms no part of the claimed design and has been omitted.