The product is a Sam Knowlton Rookie Card Auto 2025 Onyx Rips Refractor Autographs trading card featuring a hard-signed autograph of the player from the Arizona Diamondbacks. Manufactured by Onyx Authenticated, this baseball card is a standard-sized original release in English language. It is a sought-after collectible for fans and collectors of sports trading cards, specifically those focused on Major League Baseball and rookie players like Sam Knowlton. The card's unique refractor design adds value and rarity to this particular item, making it a desirable piece for baseball card enthusiasts.