The 2026 Donruss #4 Kim Byung-hyun trading card features the player from the Arizona Diamondbacks in Major League Baseball. This standard-sized card is part of the 2026 Donruss set and is made of card stock with a material thickness of 20 Pt. It is an original print run of 149 and is part of the Optic insert set. The card is not autographed and does not come with an autograph authentication from Donruss. This rookie card is a valuable collectible for fans of baseball trading cards.