This set contains four boxes which fit into a wooden tray having sturdy handles for better grip & holding. The golden painted box  include 23 Golden Bead Bars of ten, the green box has 5 sets of Coloured Bead bars from 1 to 9 ,the black box with the white lid has one set of black and white Bead bars  from 1 to 9  and 3 plastic dividers for easy counting. The fourth box is painted in grey & this box contains five sets each of grey light & dark Bead bars  from 1 to 9.  All the beads are strung in strong & sturdy copper wires. Through this activity the child is introduced to subtraction combinations.