Limited edition nba finals spalding basketball signed by the 2017-18 golden state warriors. this ball has 16 signatures from the 2017-18 warriors. the ball is signed by the following players: (all signatures have been authenticated by psa/dna) 16 signatures stephen curry kevin durant draymond green klay thompson head coach, steve kerr david west jarron collins bob myers zaza pachulia mike brown javale mcgee ron adams willie green nick young kevon looney patrick mccaw this is one of the most complete authentic warriors team signed basketball you will find of one of the greatest teams of all-time. all 16 autographs on this basketball were authenticated by a team of experts at psa/dna and comes with a letter of authenticity so you can rest assured you are purchasing the real deal. don't miss your opportunity to own this one of a kind basketball autographed by the warriors historic 2017-18 team.