"Provides compression for weak or overstressed knee. Open patella design relieves pressure. Exclusive reinforced patella stabilizer to prevent displacement. Helpful for post-operative knee problems, strains and arthritis. Hold the top of support using both hands, one on each side. Insert foot into support and pull up to the knee. The opening should be over the kneecap. Knee strain/ sprain Weak knee Arthritis Patellar instability"