Corvus Belli has produced two different types of 30mm Bases designed for use with their miniatures game Aristeia!. Both the circular bases and the hexagonal bases are sold in packs of ten.
The circular 30mm bases are "designed exclusively for Aristeia! miniatures" and are "the best choice to adapt your Infinity miniatures" for use in Aristeia!.
The hexagonal 30mm bases are "designed exclusively to fit the Aristeia! board hexagons."