Containers with Sculptures are salvageable items in Endless Ocean 2. When scanned using the Multisensor, they are shown to be made of every material that the machine is able to detect.
In-Game Description
"A modern abstract sculpture, nearly 6 1/2 feet tall, is somehow packed away inside a container."
Appraisal Reward
The appraisal reward for finding one of these large containers is 2500 pelagos.