Superficie Blu , by enrico castellani , 1979 , abstract , Spatialism style , Pattern, Rectangle, Square
A picture of a blue wall with rows of buttons.
A square piece of art is displayed on a white wall. The art piece is made of a blue material that has a textured surface. The surface has rows of small buttons that are evenly spaced. The buttons are all the same size and shape. The blue color of the art piece looks very shiny.