The product is a 2023 Topps Chrome Sapphire Autographs Green /99 trading card featuring Jordan Walker of the St. Louis Cardinals. This card is autographed by Jordan Walker and authenticated by Topps. The card is part of the 2023 Topps Chrome Update Series Sapphire Edition set and is a rookie insert with a parallel variety of green. It is a limited print run of 99 and made of card stock. This collectible item is a valuable addition for fans of Major League Baseball and trading cards.