This is a 1990 O-Pee-Chee Topps trading card featuring baseball legend, Sammy Sosa, in his rookie year with the Chicago White Sox. This sports trading card has been graded by PSA, as a MINT 9 ensuring its authenticity and value. It's from the O-Pee-Chee series, manufactured by Topps in Canada. This collectible item is a piece of baseball history from Sosa's early career in the MLB and a must-have for any serious collector of vintage baseball cards.