IQubeEraser

IQcubeeraser comes with 3 different eraser puzzles.
"1" (white) indicates the easiest level, "2" (black and red) gets a little more difficult and so as "3" (blue and black).
Perfect partner to "Sudoku" addicts and offers many corners so it becomes a tool for your intricate drawings.

Size : 1.5" x 1.5" each puzzle