This wiggly wooden rattle stimulates babies' senses with its clickety-clack sounds and colorful wood pieces. A nontoxic water-based finish means it's super safe and built to last. 1.5" diameter, 7" long Expertly crafted of solid wood with a brightly colored, nontoxic water-based finish. Helps hand-eye coordination and visual-tracking development. Ages 3 months and up.