A bathtub mainstay for a child, this thing peeks its head out in-frame during Danny’s conversation with Tony, and reappears in Danny’s bedroom to be seen during the conversation with the Dr./Social worker.
It reflects the bug and the tennis ball based on color (and the foreboding nature of the context of those things).
In this image · No.6
Yellow
The rubber duck is yellow.
The rubber duck: being in the bath and Room 237.