A wooden Tray contains 3 box:
1.Ten bars of each colored bead bars 1-9 in a wooden compartment box
2.Black and white bead stairs 1-9, plus 20 golden bead bards of 10 in a wooden compartment box.

3.5 bars of grey bead bars 1-9.

This Montessori material toy, It is used by children for both static and dynamic addition, subtraction, multiplication and division.