The surface of the artwork shows signs of discoloration and fading.
While it was once signed, the signature has mostly worn away due to age and environmental factors, becoming visible only from certain angles.
The plastic bag has tears in several places, and the coal briquet is cracked in places, with particles scattered inside the plexiglass case.
The paper cover is torn on the edges.
Additionally, there are scuff marks along the surface of the plexiglass case.

Galerie Edition Staeck, Heidelberg
Phillips, London, October 11, 2012
Christie's, Hong Kong, April 12-20, 2023