This is one of three specially designed boxes with a sliding tray, containing images from The 20th Century Art Book. The box contains 25 greeting cards with envelopes, including images by Arikha, Campigli, Cézanne, Cornell, R Delaunay, Durham, Fontana, Heckel, Hodgkin, Hopper, Indiana, Kapoor, Klimt, Kruger, Léger, Lowry, Marden, Nauman, Redon, Ruscha, Spoerri, Stella, Still, Thiebaud and Vieira da Silva. Each card is blank inside and contains text on the back from the book giving detailed descriptions of the work and its creator. It would be a great gift for art enthusiasts.