The Catellani & Smith Luna Piena can be used both as a wall as well as a ceiling light. It has a circular reflector disc, which is illuminated by a diffuser which is mounted on a flexible arm. In this way, the diffuser can be re-oriented. The wall and ceiling lamp is available in three different surfaces: With a disc in gold leaf, copper or silver leaf. Depending on the surface of the disc, the materials for the remaining parts of the wall lamp differ. The copper and gold leaf version are equipped with a flexible arm and other details in brass, while the silver leaf variant have arm and details nickel-plated.
The light is also available with a diameter of 80 or 120 cm. As lamps an exchangeable LED is recommended, the lamp can be dimmed on site.