ThumbPRO Baseball Thumb Guard and Coach Ferber
Baseball Coach answering your burning questions about ThumbPRO baseball Thumb Guard. The ThumbPRO Performance Baseball Thumb Guard gives a proper bat grip, quicker bat contact through the zone, and helps prevent bat sting. ThumbPRO's ergonomic design keeps the sport thumb guard perfectly and comfortably in place on the hand. Avoid the "Death Grip!"