The 2025-26 Topps Chrome Basketball #254 Kon Knueppel Refractor RC is a standard-sized sports trading card featuring the rookie player Kon Knueppel from the Charlotte Hornets. Manufactured by Topps, this English-language card is part of the 2025-26 Topps Chrome set and is authenticated by the Topps authentication service. Made of 20 Pt. card stock, this original NBA trading card is a sought-after collectible for basketball fans and collectors.