Black Material With Golden Trim Around (30X30)

NOTE:  This is used.  In good condition.  
It came from a magician's estate. 

We don't know exactly what this is for.  

It is a black material with golden trim around.
It measures 30X30.

An idea to use this for:
You can use it as a cover for a table or display it flat in an area to put your magic props
or such.