Stabilyx Tights are designed to provide extra support to key areas of the athlete's body that carry much of the load during intense activities such as running, adventure racing, snowshoeing, skiing or snowboarding. The CW-X patented Conditioning Web helps the muscles and ligaments band together to stabilize the knee joint. The Stabilyx Tight also provides support to the lower back, hip flexor, quads, hamstrings, IT Band knee, calf and lower abdominals. Coolmax®, Nylon and Lycra® construction provide excellent moisture management, support and fit. Men's sizes: S-XL