A set of soft rubber stacking balls, with each ball designed for little hands to grasp, stack, and knock down. This box contains 72 pieces, and each ball measures 21.5 centimeters in size. Made from durable rubber, this toy is intended for infants and toddlers aged 0 to 3 years, supporting early motor skill development and hand-eye coordination through play. Each unit comes in a window box for display. This product is sold wholesale by the box.