Ritzy Rainbow™ Stacking ToyThe Sky's the Limit! Unlock a rainbow of creativity with the Ritzy Rainbow stacking toy. Featuring five flexible arches in assorted colors and sizes, this toy helps baby develop hand eye coordination, cognitive reasoning, and fine motor skills as they stack, nest, sort, and play. 5 arches for stacking & nesting. Made of TPE Soft, flexible plastic material. 5 arches for stacking & nesting. Helps develop hand eye coordination. Early learning STEAM toy.