The product is a 1957-58 Topps #10 John Bucyk rookie card autographed by the player himself. This vintage sports trading card features the Boston Bruins player and has been professionally graded as a PSA 1 Autograde 9 by the Professional Sports Authenticator (PSA). The card is a valuable piece of memorabilia for hockey fans and collectors, showcasing the autograph of a legendary NHL player from the 1950s.