This is a New black plastic pocket Surface Finish Comparator distributed by MSC Industrial Catalog and is their part #06558118. It comes with a plastic storage pocket, not shown, clear on one side, textured on other side. It is also Made In USA.
The photograph has been enhanced to show details but is actually a glossy black surface (that reflects light back into the scanner).
It demonstrates 16 finishes, Side 1 in black, Side 2 in red:
