1.Polyester 2.Knee Support TechnologyPlace memory spring stabilizers (4 springs) on both sides of the knee brace to provide enough compression and support for the knee and patella to reduce the pressure concentrated on the knee joint during heavy work and strenuous exercise, effectively relieve knee pain, ACL, MCL, arthritis, strain, sprain, meniscus tear, etc. It's a good choice for sports protection and pain recovery. 3., Comfortable SupportThe curves on both sides of the knee brace are ergonomically designed. The center of the patella has an open design, allowing the knee brace to fit perfectly with the knee joint. It upgrades the defects of similar products, with carefully designed two Vshaped adjustable pressure belts, not easy to slide. You can adjust the tightness according to your choice, feel the most suitable support for you, and fix the pressure on your knees, very comfortable and not bulky. 4.Light and BreathableThe Knee Support Braces are made of highquality polyester fibers, which are skinfriendly and have strong elastic recovery. The unique mesh weave design facilitates breathability, wicking, and allows the skin to breathe ly, preventing any unpleasant skin conditions. Keeps knees dry and prevents odors even after prolonged use. Provides body comfort and support during use. Provides a highquality wearing experience. 5.Patella PadSponge pads are sewn on both sides of the patella to wrap the knee in a soft, elastic and circular way, so as to reduce the damage to the knee caused by self and external impact, avoid patella displacement and enhance the stability of the knee. 6.Wide ApplicationKnee braces for knee pain, Patella, meniscus Injuries, arthritis, ACL, PCL, MCL, joint pain relief, sprains, strains, relieve tendinitis and knee arthritis pain, sports injury recovery. Widely used in running, jogging, tennis, hiking, yoga. It will bring a good support feeling for you. The perfect choice for young and middleaged and elderly people.