"Cushion fabric" refers to the type of material that is used to make the covering of a cushion or a pillow. It is the fabric that provides comfort and support when you sit or rest on a cushion. Full definition
This current crop of cushion fabrics I am loving are ALL Vintage. (scottdesigns.ca)
The curtain and cushion fabric perfectly complement each other and introduce colour to the room, with the simple mirror design reflecting this. (idealhome.co.uk)
The color of the seat cushion fabric in the C model grade has been changed from Lilac Gray to Tailored Black and to compliment this change the meter hood and glove box lid have been changed to black, giving the interior a more luxurious feel. (www2.mazda.com)