3.09 Undue Commercialization
Playing equipment including but not limited to the bases, pitcher’s plate, baseball, bats, uniforms, catcher’s mitts, first baseman’s gloves, infielders’ and outfielders’ gloves and protective helmets, as detailed in the provisions of this rule, shall not contain any undue commercialization of the product. Designations by the manufacturer on any such equipment must be in good taste as to the size and content of the manufacturer’s logo or the brand name of the item. The provisions of this Rule 3.09 shall apply to professional leagues only.
NOTE: Manufacturers who plan innovative changes in baseball equipment for professional baseball leagues should submit same to the Official Playing Rules Committee prior to production.