Just Get Dressed: Nufabrx technology provides targeted compression support and an optimal dose of Capsaicin medicine to alleviate muscle fatigue, diminish chronic pain, and enhance performance. Our sleeves are great to wear at home, on the go, or during exercise. Our Knee Sleeve is designed to alleviate acute or chronic joint injuries and conditions in the knee. The powerful combination of compression and pain relief medicine helps to address arthritis, tendonitis, joint pain, and ligament injuries in the knee.