The product is a 2025 Topps Series 1 Adam Mazur #309 trading card featuring the rookie player from the Miami Marlins in Major League Baseball. The standard-sized card is made of 20 Pt. card stock, manufactured by Topps, and belongs to the base set. It is not autographed, ungraded, and in near mint condition. The card is an original and not a custom or vintage reprint, making it a valuable addition to any baseball card collection.