Specification: Diameter: A: Standard model + adjustable length + anti-card and anti-break + best-selling model, B: Super long style + adjustable length + anti-jamming and anti-breaking + universal Precautions: 1 speed should not be too fast/ The speed of the smart hoop should not be too fast 2 it is recommended to exercise at a constant speed for more than 30 minutes Maintain a stable and uniform movement, the body feels easy to breathe evenly, it is advisable not to go too far under the feet Stiffness can move slightly to avoid long-term repetitive exercise causing local muscle and joint fatigue (it is recommended to rotate for 30 minutes with e) 2 Gradually increase the frequency It can be from once every 4 days to every day or 2 days-the hoops are gradually In order to achieve the effect of thin waist, it is recommended to maintain the calorie-consuming aerobic exercise for more than 30 minutes
