The B.J. Armstrong 2021 Topps Finest Basketball #47 Purple #/250 trading card features the Chicago Bulls player in a limited print run of 250. This English-language sports trading card is part of the Atomic insert set by Topps, with a standard card size and 35 Pt. card thickness. The card is a Purple Refractor parallel variety, making it a unique and sought-after collectible for fans of the National Basketball Association (NBA).