Wagan Blue Magnetic Bubble Seat Cushion is a next generation seat cushion that provides all the massaging effects as the wooden bead seat cushions do, but with the tendency to last longer. This seat cushion consists of 90 soft molded foam bubbles to stimulate circulation and improve posture, along with providing comfort while sitting and driving. It can be used at home, office or in auto. This cushion is lightweight so one can move it from one location to another. It comes with eight magnets that provide your body with extra magnetic force to strengthen your cells.