Vintage salesman sample soda pop bottle, BIG GIANT COLA 7oz size dated 1958, with the original mailing tube postmarked 1958. From Mission of California New Haven Connecticut to Mr. Karl B. Glasscock St. Louis Missouri. Bottle is n-mint+ with no visible damage or wear. Tube has some scuffs/spots/wrinkles. Very unusual item and probably one of a kind. Pictures show 4 views. NOTE: All of the advertising items I have listed are guaranteed to be 100% authentic originals. They are all clean and ready for display. Thank you for your purchase, I appreciate it.