?? Name： Ms. authentic thin waist minus belly soft waist spring hula hoop heavier hula hoop Size： Circumference of about 1.4 meters and weighing about 1KG Materials: PVC spring / steel spring Colour: Color matching About: It is the root of the number of new materials integrated with each other from a small fitness， its weight is much larger than traditional hula hoops， increase in the use of exercise intensity， can consume more abdominal fat in a short time， because it elastic structure in sports circle around them unwittingly also played the role of massage for around the waist and abdomen， but also has a similar effect of acupuncture. Can improve back pain and indigestion problems in the short term. ? ?
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