The product is a 2018 Topps High Tek trading card featuring an autograph of Bryce Harper from the Washington Nationals. This specific card is part of the Pattern 1 Waves/Diagonals Autographs variety, adding a unique and collectible element to the piece. Produced by Topps for Major League Baseball, this sports trading card is a valuable addition to any baseball card collection, capturing a moment in the 2018 season of one of the league's most prominent players.