Enjoy the wonder of rolling with Rolio! Watch as the textured pegs move in and out while the cylinder rolls smoothly on soft silicone tires. Little fingers will be fascinated by the unique textures, and shaking it will produce a beautiful rattle. Plus, it's easily portable for on-the-go sensory learning fun. Don't miss out on this amazing sensory toy! Measures 4.25 x 2.5 x 2.5 inches and made with high-quality materials for long-lasting play.