The product is a 1990 Post baseball trading card featuring Kevin Mitchell of the San Francisco Giants. This error card is part of the base set and is a collectors' edition, making it a valuable addition to any sports memorabilia collection. The card is manufactured by Post in the United States on 20 Pt. card stock and is a standard size for MLB trading cards. This original card from the 1990 season showcases Mitchell during the MLB World Series, making it a sought-after item for fans and collectors alike.