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Feature
Cube dimensions: 20x20x20mm (0.79x0.79 x0.79 inch)Model specification: Machined from a single, solid, brass cube.
Three cubes, separated, one in another which can be moved freely in all directions, smaller cubes can not come out.
Represents a clever display of technique. a perfect decoration to any desk, with a matching base for displaying.
Great brain teaser on an intellectual level.Fantastic fidget toy, and an exclusive gift for art and physics lovers.