1Thickened foam, cushioning and waist protection, improving comfort2Deepen the bumps and floats, exercise efficiently, massage the waist3The scale stimulates the muscles and massages the waist points.4Long-term use can effectively improve the flexibility and flexibility of the waist, hip, or knee joints.5The high-quality thick PP inner pipe is not easy to bend, break, break, and is stronger and more durable than ordinary inner core pipes.Intensive exercise, speed up fat burning, freely increase in combination with your own body weight and exercise (you can add sand, rice, and other objects in the hoop)Specifications:(Kids)Color: PinkBlueMaterial:PlasticSize: Dia.75CM29.5Inch, Suitable for 6-15 years old(Adults)Color:PinkBlue,OrangeGrayMaterial: Foam+Steel PipeSize: Dia.94CM 37InchPackage includes:1 Set *Fitness Hoops