Magnetic Health Ballerinas Material / Specially blended resins. Allows for extra strength and rebound when pushing down from the top end. Lightweight but not too light from our walking efficiency study, allowing the walker to be active with stability. Magnet / 6 permanent magnets on a pair. Delicate curved mesh design. The heel is designed to be higher to look fashionable. Ergonomically designed to support the arch of the foot and prevent fatigue.