This set of eight stacking cups challenges your toddler to create a tower. With their vibrant colors and numbers on the top, this set is sure to delight and entertain your little one. It not only encourages them to learn numbers, but also helps to develop their fine motor skills. Stack the cups on a playpen, the floor, in the bathtub or sandbox and use the larger cups to store the smaller ones. Topping out at 43 cm, you can guarantee hours of fun for your child.