Portable and Lightweight: Our fitness arm ring is very small, and it is lighter than the Power Twister Bar, weighing only 1.5 pounds. Put it in your car,office, home or gym, you can pick it up to exercise your arm and chest muscles anytime, anywhere. Relieve your muscle fatigue.Multiple Exercises: The fitness arm ring can also be used for leg muscle training to strengthen your thigh or calf muscles. The most routine is used to exercise the hand and chest muscles and upper body exercises.Sturdy and Convenient: Our arm strength ring has a tension of 20KG (44pounds), which is easy to use. It is very suitable for fitness beginners who want to improve their physical fitness, exercise endurance, and muscle strength.3 Elastic Bands For Exercise: Made of natural silicone, very light and small, suitable for simple and relaxing Pilates exercises, exercise hands, chest and back. Small size and easy to carry.After-Sales Service: fitness arm ring, to provide your with better fitness power ring. If you have any questions or suggestions about fitness power twister ring bar, please feel free to contact us by your order or QA section.