Invented in France in 1795, Conté à Paris Sketching Carré are a compressed stick made from a blend of natural pigments, kaolin clay, and binder. These iconic sketching tools have been used by many of the world's greatest artists, including Picasso, Delacroix, and Degas. - Conté à Paris Sketching Pastel Carrés - Sketching Colors, Set of 12Colart Conte Crayon, BOX12 ASST (2461) - Includes Bistre, Sanguine Medicis, Sanguine Watteau, Sanguine XVIII Century, Sanguine, White B, Gray, Black HB, Black B (x2), and Black 2B (x2).