1.[MASSAGE THE FEET]: stimulates blood circulation. spin from side to side Calories Burning: Effectively burns calories and combines the benefits of aerobic exercise with reflexology. The magnetic wave disc will massage and stimulate meridian points on the bottom of the feet and help promote good . 2.[ CALORIES BURNING]: Effectively burns calories and combines the benefits of aerobic exercise with reflexology. The magnetic wave disc will massage and stimulate meridian points on the bottom of the feet and help promote good . 3.[ WAIST TWISTING DISC]: Features a durable plastic waist twisting disc platform with anti-slip texture bumps; stretchy cords with handles; spin from side to side; with a latex pull rope be better for arm exercise. [ LARGE SIZE]: 11.02' DX 1'H / 28L 3H cm. Biggest bear weight:120KG(264 lb).Twist your way to slimmer abs, hips, and thighs; stimulates blood circulation; massages the feet. 4. [AEROBIC EXERCISE]: Precision ball-bearing ride for smooth, fluid motion, high-impact; rotating platform provides a vigorous form of aerobic exercise. Best Fitness Gift: It is the fitness gift for your friends and families. the Twisting motion effectively burns calories and combines. The benefits of aerobic exercise with the benefits of reflexology.