Product Description1.[DURABLE MATERIAL] The strap is made of polyester cotton. Moderate hardness, excellent breathability, suitable for your daily use.2. The elastic bands help you stretch without assistance. Help you stretch, extend exercise time, and make the exercise achieve better results.3.[Multi-ring buckle] Adapt to people of different heights. Adapt to different stretching angles. Adapt to different pulling forces.4.[Safety Measures] With the help of elastic bands, you can reduce the risk of injury. Resistance bands can help you warm up. The safety factor during exercise is also greatly improved.5. The elastic band can play the role of recovery training after leg injury. Control the strength and angle with your arms and keep your legs comfortable. achieve better recovery.