Offers lightweight support and firm, comfortable compression without interfering with a full range of motion. Created to support weak, injured or arthritic knees. Four straps let you adjust the tension for a custom fit. A soft Neoprene blend retains body heat for soothing warmth, which helps relieve pain. Open patella helps stabilize the kneecap. Fully-trimmed edges prevent chaffing. It's lightweight and comfortable all-day support.