A simple sign you can print and hang on doors / racks / etc.
Some pre-made ones:
I've also included the blank one for you to add your own text.
The sign is 240mm x 100mm x 5mm
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.