This set contains 5 watersoluble chalk crayons, sponge and an elastic cord. Only use provided water-soluble chalk crayons. This set allows you to draw anything on the black boards and can be removed with water. This product motivates children to be creative in their thinking and the removal function would allow children to not be afraid of making mistakes.
Dimension : 9 inches x 8.5 inches x 2 inches
Weight : 850g