This is 28mm scale they have been designed by Foxcrafts for games like Frostgrave, Dungeons and Dragons and many other fantasy table top games.
 
This set contains
Spectres X3 with bases.
 
They come in ABS like resin.
 
Please note 3D printer resin is not like the Resin used to make injection moulded miniatures it is denser and there for can be a little more brittle.
 
This set is supplied un-painted and some clean up may be required.