CGinger Trimmer Twisting Waist Ankle Body Aerobic Exercise Twister Plate Twisting Balance Board for Strength Training, Cardio and Yoga Equipment, Improve Balance, Eye-hand Coordination IMPROVE BALANCE: Strengthen your balance muscles, ankles and core. SKILL LEVEL: Ideal to improve balance for a variety of people. The challenge level of this product depends on your overall fitness level and experience using a balance board. EFFECTIVELY BURNS CALORIES: Effectively burns calories and combines the benefits of aerobic exercise with reflexology. MASSAGE AND STIMULATE: The magnetic wave disc will massage and stimulate meridian points on the bottom of the feet and help promote good health. HIGH-IMPACT: High-impact, rotating platform provides a vigorous form of aerobic exercise.