This is a 1946 premium from Post Corn Toasties. It is made of luminescent plastic which glows brightly in the dark after light exposure. This same ring design, a few years earlier in 1940, saw use as the Jack Armstrong Dragon’s Eye ring and features figural crocodiles as each band with the animal’s jaws spread wide open towards the ring top which supports the oval plastic stone in deep red. Ring is Mint and glows intensely in the dark. Ring comes as mailed, with light creases due to mailing, on the otherwise totally clean envelope and 3-1/8x5.5" folder. Folder has great illustration on front of Buck wearing ring with larger inset illustration of the ring itself. Contains detailed information about the ring, its uses and "Atomic Secrets." Additional illustration on inside depicts ring on a hand with Saturn in the bkg. Rarely offered complete as issued. From the Joe Gura Premium Collection.