The edition shows a wooden box with a metal plate on the lid engraved with the artist's name, title, publisher and year. Inside, on the lid, the box has two "rails" with two plexiglass panels that are possible to slide in/out. The one in the foreground is transparent and has a music notes printed in different colours. The second on the back is white and has artist's name, title, year printed in black. At the bottom of the box, fixed brush in the middle, surranded with 7 colours tempera. Above, handwritten signature, year and edition number made with red pen. The box closes with 2 metal hooks on the sides.