The product is a vintage 1948 Leaf Gum Co. Stan Musial #4 sports trading card, featuring the Major League Baseball player Stan Musial from the St. Louis Cardinals. This authentic card, graded by Sportscard Guaranty Corporation (SGC), is an original print on standard card stock. With autograph and signature by Stan Musial, this sports collectible is a valuable piece for fans and collectors of vintage baseball memorabilia.