With the Knee Support Brace with Bilateral Hinges, you can go fearlessly forward in all of your training. This knee brace is an excellent pain reliever, joint stabilizer and injury protector. It offers maximum stability and support for moderate to major conditions. It's best for ACL/PCL injuries, medial/lateral instability, hyperextension, patella instability, meniscus injuries and ligament sprains. The four-way stretch spandex mesh featured at the back of the knee provides comfortable movement and ventilation. Level 3 - Maximum Support Excellent pain reliever, joint stabilizer and injury protector X-Fit strap system securely wraps leg with comfortable overlapping hinge to maximize stability Bilateral support hinges with hyperextension stops and impact absorbing base pads Tempered aluminum stability stays securely anchored within Hypalon sleeves Anatomical pre-curved enhanced-fit design Premium stitching assembly, patella support finishing and spandex binding for long lasting comfort Convenient finger tabs offer easy grip pull N-Tex air flow vented moisture-wicking neoprene Please Note: This product is not a substitute for medical care. Always seek professional medical advice for the diagnosis and treatment of pain, injury or irritation.