The product is a 2018 Topps Chrome Sandy Alcantara Rookie RC Yellow Printing Plate 1/1 Auto RA-SA trading card. This single-insert card features an autograph from Sandy Alcantara, signed in hard format and authenticated by Topps. The card is part of the Rookie Autographs insert set and is serial numbered, making it a rare find with a limited print run of only 5. The card is made of 20 Pt. card stock and is an original production by Topps. It is a valuable addition for collectors of baseball trading cards, especially fans of the Miami Marlins and Sandy Alcantara.