10-5/8x17-5/8" flat from 1959. The front panel features all three of "The Spoonmen" characters (Crunchy, Munchy and Spoon Size) and bowl of cereal. Inset box reads "Free Inside! One Of 39 Authentic Models From A 'Great Parade Of Transportation'" that included ships, carriages, covered wagons, etc. Back has full panel offer featuring images of seven different models. Top flap of right side panel off, o/w flat has been folded along center scored line. Despite missing flap, still displays as a VF file copy.