The product is a 2023 Topps Chrome Sapphire Rookie trading card featuring Ryan Walker of the San Francisco Giants in Major League Baseball. This non-autographed card is part of the 2023 Topps Chrome set and is a parallel variety that adds collectible value to the rookie card. With card number USCS 58, this baseball trading card would be a sought-after item for fans and collectors looking to add a unique piece to their collection.