From the Manufacturer:
"Create a rainbow of color with the color roller! Push the roller along the floor and watch as the colors blend and shift before your eyes!
- Unique color roller push toy spins to create all the colors in the rainbow
- Kid-powered, no batteries required
- Made of durable plastic that is non-PVC and phthalate-free resins
- Unique and stimulating push toy
- Roll along the floor to create all the colors of the rainbow
Ages 18 months and up."