Product description Material : Stainless steel + foam Detachable design: Adjustable size and adjustable weight Size: 34.6inches-diameter Color: orange gray, rose red gray, blue gray Package included: 1 x Sport ring Usage notice: 1.Do not exercise for an hour after a meal; 2.Don't put Sport ring on your neck; 3.Children need use it in the custody of the adults; 4.Women are prohibited from using during pregnancy and menstruation. 1.Variable weight, you can add fillings freely You can add rice, beans, steel balls, etc. to increase the weight to 3lb ~ 7lb, and increase the training intensity according to your own situation.Please note that this product is heavier than the ordinary Sport ring and is suitable for high intensity training. If you have a certain foundation, you can use it more skillfully. 2.Internal thickened 0.8mm stainless steel pipe, more rugged and resistant to drop The service life is doubled than other materials, and it is not easy to age and deform. 3.Diameter is 34.6in88cmof Sport ring,suitable for most people Fat reduction training can be done indoors or at night to create a perfect waist. 4. Easy to disassemble and disassemble Sport ring can be easily removed when not used for a long time. Suitable for adults and children, from beginner to advanced. 5.Outer layer of thick foam, comfortable to useYou can also enjoy music or TV during exercise, and it wo nt hurt or hurt if you rotate for a long time. 6.Portable design and easy-to-install snap design: Sport ring consists of 6 removable parts that save space and make it easy to store and carry. Gym hoop uses a lightweight and sturdy buckle design that is easy to install and remove. Therefore, you can install and use gymnastic tires anywhere and very quickly.