Answer:
Spectacle value
But sociologically speaking Banksy's work is valuable for two reasons. ... Debord would say Banksy's value is achieved through the attention his work receives, and how that collective attention reflects off his art and back onto the audience as evidence that the work is inherently valuable.
Explanation:
Cereal bowl is the answer
The materials he used to paint with is fading away and soon it will be completely gone if it is not repainted on a daily basis.