3 years & up. Easing the senses through vibrations. This Senseez® Blue Square Vibrating Pillow will have children sitting in no time! For children who have difficulty with getting distracted easily, tactile sensitivities, and concentration. Helps with calming hyperactivity, soothing anxiety, and falling asleep. Perfectly sized for chairs and benches. Made from easy to clean vinyl. Measures 10" x 10" x 3". Requires 2 AA batteries (not included).