MSM offers its client sites (museums, castles, abbeys, aquariums, zoos, theme parks, grottoes, etc.) the realisation, edition and production of products sold exclusively at their own sales outlets: books, DVDs, postcards, Pocket Viewers. These products are published with the collaboration of the clients, who have the final say about the contents. Furthermore, the Pocket Viewers can be excellent publicity items for customers of companies, administrations or agencies.
The exclusive products are sold at the sites in question.