The product is a 2015 Topps Heritage baseball trading card autographed by Colorado Rockies star Charlie Blackmon. The card is authenticated by Professional Sports Authenticator (PSA) with the autograph authentication number 85424975. This collectible item features the player's signature and is part of the 2015 Topps Heritage set, making it a valuable addition to any baseball card collection. With its authentication by PSA, this card is guaranteed to be an authentic piece of memorabilia from Major League Baseball.