The 1998 Leaf Rookies & Stars Standing Ovations Frank Thomas #4 trading card is a rare collectible featuring the Major League Baseball player from the Chicago White Sox. This specific card is part of a limited print run of 5000, making it a highly sought-after item for baseball card collectors. Produced by Donruss as part of the Rookies & Stars set, this card is serial numbered and considered an insert, adding to its value and uniqueness within the world of sports trading cards.