3.75x4x2.5" deep thin illustrated cardboard box designed for a series of three that also included Captain America and Spider-Man. Marx, ©1968 Marvel Comics Group. Box features images of all three characters on tricycles. Box has some scattered edges/corner tip wear, w/some creasing but still bright and clean. Comes w/original cardboard insert that fit over bell. Fine. Toy is 2.5x4x3.75" tall w/built-in key. Tin litho includes Captain America's shield design for the bell and center of handlebars while wheels feature Spider-Man web design. Underside lists all three toys in series. Thor figure is vinyl w/celluloid feet. Works and travels in circle as bell rings and feet go up and down. Exc. Nice for display, especially w/box. From the John Bowers Collection.