The purpose of Trideer stretching strap is to provide everyone with high-quality, low-cost and durable physiotherapy stretching strap.After preliminary market research and product material research, we selected the durable Polyester material in order to make it more durable and safe for everyone to use, because too soft materials are easy to slip and cause secondary injuries.The design of our 10-ring is also based on extensive research.Suitable for most people's height, you can safely use it for stretching and physical therapy,You can use it to help you recover from physical therapy after knee replacement surgery to avoid the fatigue of going to and from the physical therapy room. It can also be used for daily muscle stretching and muscle relaxation, or you can also use it to warm up before and after doing yoga. Help you complete yoga movements better.