Product name:Sit-up resistance band about product features: 1. Our 6-tube pedal fitness rope is made of environment-friendly foam, and the tube is made of natural latex, which is good for health. 6pcs tension rope, high tensile strength and good elasticity. After tens of thousands of tensile tests, it is durable and comfortable.Easy to use - you can use the pedal resistance band in your home, hotel room, office and even outdoor privacy. Portable, lightweight and easy to store. 2. Lose weight and train your body for multifunctional fitness. This resistance training tool trains your, abdomen, shoulders, legs and hips. This is not only a way to lose weight through abdominal exercises, but also a way to shape the body. 3. Ergonomic design - fully fitted hand design helps capture soft foam and prevent injury. Increase the range of stretch motion. Reduce the injury risk of warm-up before exercise and relieve the pain after exercise. Reduce stress and improve joint flexibility and flexibility. 4. Perfect protection - increase the range of motion. Reduce the risk of warm-up injury before exercise and relieve pain after exercise. Reduce pressure, improve joint flexibility and flexibility, and exercise abdomen, shoulders, legs and hips 5. It is light and can save storage space. Precautions:. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only.