This item is a smart and multi-functional waist twisting disc, which combines the principles of reflexology, exercise and magnetic therapy to produce an overall effective exercise systemIt can provides you both an aerobic and cardio vascular workout for body shaping and losing weightBuilt-in 8 magnets on the twisting disc can help to massage the soles of your feet to improve blood circulationIt's really a wonderful fitness device especialy suitable for home useTwist your way to slimmer abs, hips, and thighsHigh-impact, rotating platform provides a vigorous form of aerobic exercisePrecision ball-bearing ride for smooth, fluid motionThe twisting motion effectively burns calories and combines the benefits of aerobic exercise with the benefits of reflexologyThe magnetic wave disc will massage and stimulate meridian points on the bottom of the feet and help promote good health