Soft rubber stacking balls with a water spray feature come in a set of 72 pieces, each crafted from PVC and sized at 21.5 centimeters. Designed for infants and toddlers aged 0 to 3 years, these colorful balls support early learning through stacking and sensory play, while the water spray adds an engaging interactive element. Each unit arrives in a window box for easy display. This product is sold wholesale by the box.