HIGH QUALITY MATERIALS: The sports size twist disc is made of polypropylene (PP) resin, non-toxic, odorless, tasteless, safe and durable, the maximum load capacity of the simply fitted board is 120 kg, suitable for most people. SR AND SECURE: The 6 soft silicone non-slip sheets at the bottom grip the floor firmly and the two soft padded foam handles provide comfort, protect your hands from injury and absorb sweat to prevent slide during exercise. UNIQUE DESIGN: 3D three-dimensional pressing can fully press the acupuncture points on the soles of the feet and massage the soles of the feet to relax the whole body while losing weight. EFFECTS: Ten minutes a day, spiral fat burning method through this slimming magnetic balance board, adhere to thin waist, legs, buttocks, massage the feet, eliminate fat and shape a c perfect curve. WIDELY USED: This fitness waist trainer is suitable for children, office workers and the elderly, etc. Small and light, easy to carry, can be used in homes, offices, parks and other flat areas.