The product is a 2025 Topps Stadium Club Concentration trading card featuring Roki Sasaki of the Los Angeles Dodgers. This baseball trading card, manufactured by Topps, is part of the MLB World Series event/tournament set. It is a standard-sized card made of 20 Pt. card stock, with an English language label or sticker autograph from Roki Sasaki. This rookie insert card is an original piece and is part of the Concentration insert set, making it a unique and sought-after collectible for fans and collectors alike.