Leaf is excited to announce the inaugural release of 2016 Leaf Metal Tennis. The tennis category has never been presented with a product utilizing advanced current market technology. Leaf has changed the game using our unparalleled metal technology! 2016 Leaf Metal Tennis will feature the first ever certified autographs of Serena Williams by a major trading card company! Fastest Serve: Signature set featuring tennis stars that serve them up at the speed of light! Featuring Serena Williams & Andy Murray! National Pride: A signature insert set featuring some of the games greatest players past and present while honoring their homeland such as tennis greats Roger Federer, Jimmy Connors and Martina Hingis! Base Auto: Vibrant signature set with a deep check list featuring such tennis aces as Anna Kournikova, Serena Williams and Martina Navratilova! Each autograph in the product will have a base version plus 8 colorful foil numbered parallels!!!