Babies give the Mini Rib-it Ball two thumbs-up for its many fun features. They can grab onto the ribs and hear a satisfying crackly sound, shake it for a gentle chiming sound, chomp on the ring for teething relief and pull on the string for a soothing whirring vibration. The nylon fabric is cool and bright, and the ribs are soft and gentle, perfect for little hands to grasp. At six inches it's sized just right. Promotes Visual stimulation, tactile stimulation, hand-eye coordination, auditory stimulation, oral awareness and fine motor skills. The Features include Teething ring pull,