The product is a 1971 Topps Jim Lonborg #577 signed baseball trading card featuring the Boston Red Sox pitcher. This vintage card is authenticated by Professional Sports Authenticator (PSA) with a hard-signed autograph by Jim Lonborg, making it a valuable collectible for fans of Major League Baseball. The card is a part of the Topps set from 1971, showcasing the player in his Red Sox uniform. This original card is a sought-after item for collectors of sports memorabilia, especially those interested in vintage baseball cards.