"Each pack comes with 2 yoga rings (pink and blue). Each ring measures 23*12cm; can bear 200KGErgonomic design - Our yoga ring is designed according to the curve of the human body, and the specially designed massage points fit the human spine perfectly. If you stick to it, it can relieve the problems of hunchback and spinal curvatureSimple and effective tool - Spend 5-10 minutes using the ring to exercise your arms, legs and abdomen, which will relieve tense muscles, develop your muscle strength, improve endurance, balance and keep your joints healthy!Small and portable - The yoga ring is lightweight and easy to carry, and it doesn't take up too much space. You can put it in your bag, hide it in the closet, or hang it anywhere. It is also the perfect addition to any commercial gym, yoga studio or aerobics class.Easy to use - Whether you are working in the office or watching TV at home, you can use it easily"