This is a 1989-90 Fleer Bad Boy Pistons 4 Card Lot featuring Joe Dumars, Isiah Thomas, Bill Laimbeer, and Dennis Rodman. The vintage sports trading card set was manufactured by Fleer and features the base set. The cards are numbered 45, 48, 49, and 50 and belong to the National Basketball Association (NBA). The set is a great addition to any basketball card collection.