Ideal for mild meniscus issues, mild arthritis, joint pain and mild instability. Whether it's pain on the inside of the knee from arthritis, a meniscus injury or an old ligament issue, finding relief is crucial. That's where the GenuTrain A3 Knee Brace comes in. Actively massaging the muscles, relieving pain and reducing swelling, it's perfect for all day wear or just sports and exercise. The German designed and made brace treats your knee pain in two main ways. The first is with a gentle medical compression that stabilizes the muscles and boosts blood-flow. The second is an anatomic gel pad that actively massages each of the muscles, tendons and ligaments in the medial part of the knee, relieving pain and swelling 24/7. Key Features Technology Soft knit fabric - Keeps moisture away from the body and machine-washable on the gentle cycle (which helps maintain its elasticity and original fit) so it’s easy to care for. Soft hollow of the knee - Enhanced wearing comfort. Expansion zone - In the calf area, makes the support easier to put on. Corrective guide - Keeps the kneecap stable and centered for stability without loss of mobility. Massage pads - Comforting soft stimulating nubs provide pain relief. Ideal for Mild to moderate osteoarthritis. Moderate degenerative knee pain. Knee instability Misalignment of the kneecap. Patellar lateralization. Treatment of Medial meniscus tear. Beginning arthritis Osteoarthritis How To Achieve The Perfect Fit Step 1 You will need to measure the circumference of your leg 14 cm above the center of your knee with your knee bent at 30 degrees. Step 2 Then measure the circumference of your leg 12 cm below center of the knee with your knee bent at 30 degrees. Step 3 GenuTrain A3 should feel snug and firm but not constrictive. All Bauerfeind knee braces have a 1 year warranty and qualify for our 30 day size exchange policy.