Correction tape, mainly using physical traction, relax tense medial collateral ligament, which regulate knee ligament and joint capsule of the balance of power, the use of the lateral collateral ligament tension, traction and external rotation of the lower leg, to restore normal knee angle. Designed specifically to correct the shape of the legs, such as arch legs, X legs and spread legs. This is a good physical therapy that can help you correct leg bending caused by bad habits. The leg support is effective during your pleasant time, for example, it can be used during the day and night. Improve balance and leg strength while studying, watching TV, sleeping, etc. The seat belt buckle can be easily connected to the seat belt to ensure normal operation. There are two ways to carry the product. One is to wear a bow or knee. According to a person's age and the severity of O / X-type legs, usually three to six months using visible effect. Age is not small some serious effective faster.