About this item Hinged Knee Orthosis, Professional Adjustable Range of Motion Knee Stabilizer Helps Knee Joint Pain, Class 1 Device with FDA Registered Doctor Recommended. One Size Fits All, ACE-49. PROFESSIONAL DEVICES Exclusively designed double-sided adjustable locking dials, Which will limit the range of leg movement and help control your movement, effectively assist knee recovery treatment. It's BEST for Arthritis, Meniscus Tear, ACL, MCL, LCL, PCL, Tendonitis, postoperative recovery and treatment of synthetical knee joint instability etc. DOCTOR RECOMMENDED The high-strength hinges with locking dials on both sides will reduce flexion and extension movements, providing stability and protection to weak and injured knees. The locking dials can adjusted between -10 to 150(exclusive patent beyond similar products). You can control the range of knee motion in this range according to the recovery of your knee. KNEE SUPPORT TECHNOLOGY It will significantly strengthen side support and maintains joint stability, providing maximum support for the knee joint. Open patella knee brace reduces pressure to the patella & underlying knee joint. Designed specifically for people with postoperative recovery or joint injuries, More stable than other knee protectors to provide extra reinforcement without sacrificing comfort,so you can wear them all day long!!! COMFORTABLE EXPERIENCE Overcome the defects of similar products, design of lots of ventilation holes and 4 Velcro straps. Airflow vented tech to reduce odor and moisture, circular breathing, breathable, fast-dry and absorbing sweat. Non-slip design and NO allergies and itchiness. The top and bottom Velcro straps are highly adjustable that ensures a snug fit from back to front, which means It is perfect for people with thick thighs or elderly people, Don't need to worry about the size anymore!!! HONORABLE BRAND & MULTIFUNCTION Innovatively designed from the #1 BEST SELLER of knee brace: . is a professional outdoor supplies manufacturer, which occupy the first position of equipment for so long. -grade knee brace for knee pain, meniscus tear, arthritis, ACL, PCL, MCL, joint pain relief, Sprains,Strains,sports injury recovery. One Size Fits All and the ROM brace is easy to wear and can be done yourself. Package list: 1PCS knee pads