LP Patella Knee Brace is made of a the highest grade closed cell neoprene covered with stretch nylon on both sides of your comfort. Neoprene is the ultimate material for compression and heat retention, which helps improve blood circulation. The combination provides a therapeutic treatment to muscle and joint pain or injury. Applies compression on the patellar tendon to assist with correct tracking. Unique Hook and loop closure design fits all knee sizes with adjustable support. Provides symptomatic relief of pain and inflammation associated with over use injuries.