6.QUALITY WARRANTY: We have years of research and development experience to ensure that we provide you with the highest quality knee pads in the market. If you encounter any size or quality issues, please contact us and we guarantee to provide you with the most satisfactory results.If you like to wear knee pads tighter, please choose a smaller size!. 5.MULTI SCENE USE - This knee brace widely used in various sports such as running, basketball, weightlifting, volleyball, gym, tennis, exercise, hiking, etc!. 4.No allergies and itchiness---Non-slip gel strips and high-elastic bandage to avoid slide or roll during exercise, The knee brace will stay in place all day!The air knit fabric can instantly absorb and evaporate lots of sweat, circular breathing. Breathable, fast-dry and lightweight. You can wear it under trousers and sleep with it, thicker than other knee protectors to provide extra reinforcement without sacrificing comfort, so you can wear them all day long!. 3.3D SHOCK ABSORPTION--- An anatomically contoured patella gel pad surrounds your kneecap, double-sided metal spring stabilizers fit tightly with your knee joint. These special functional element strengthen side support and maintains joint stability. This knee brace effectively disperses knee pressure, keeping your knee warm, lubricating your joints. Promote knee metabolism and self-healing through stimulation of the action points of the patellar limb. 2.SPRING SUPPORT---Massage the meniscus through the lateral meniscus wings to relieve pain. It will wrap around the patella to enhance the stability of kneecap and relax tendons, avoid pulling, prevent muscle strain. So compression knee sleeve knee support will prevent potential sports injuries without sacrificing your performance, Perfect for pain relief and recovery!. 1.SURROUND PRESSURIZATION---UCOTU knee brace targeted activation of muscle tissue that stabilizes joints, effectively reducing pressure on the knee joint.High-elastic compression fabric has the effect of keep knee warm and reduce stiffness, reducing inflammation and swelling, Knee wraps support can increase oxygen flow,Accelerate the absorption of fluid accumulation, promoting the recovery process of knee.