Sports knee spoorts and braces can protect the knee joint. Wearing a sports knee spoorts and braces can play an obvious protective role on the knee joint when exercising and walking, and can reduce the number of injuries due to excessive movement of the knee joint. In addition, sports knee spoorts and braces can also play a role in strengthening the effect of keeping warm, especially in rainy days, can be more obvious to relieve the pain caused by temperature changes. In addition, sports knee spoorts and braces can also promote the secretion of synovial fluid.