Exclusive 3-star table tennis balls, are excellent for the advanced leisure game as well as intensive training. 3 white balls in a box. Since July 2014, the classic celluloid balls have been replaced by the new plastic balls at ITTF tournaments and then gradually in most high-ranking leagues. Plastic balls are more environmentally friendly in production with comparable playing characteristics. They are distinguished from conventional celluloid balls by the imprint "40+" as standard.