Have a ball with the Wiggly Giggler Rattle, the rattle that wiggles and giggles! Watch your baby delight at the crazy noises that come from rolling, turning and shaking the colorful rattle. Not only fun, this toy promotes gross motor development and provides multiple sensory feedback while your child plays. Sized for toddler hands, the rattle measures approximately 3 1/4″ long. No batteries are required.