Rectangular card printed in colour to which is attached a clear plastic circular compartment containing three card discs with fourteen colour slides set around each outside edge. The front of the card has a photographic image of the character Thomas at a station platform and the title of the slide set and the back is printed with a story, a list of other titles in the series and a photograph of a small girl and boy using View-Masters. A thin section of the bottom half of the card on the left hand side has been cut away to allow access to the discs.