Mobius Mobius X8 Knee Braces 1010101Innovative, patent pending design is the future of knee brace technology, form and function Uses a Continuous Cable Routing System (CCRS) that externally reinforces all crucial ligaments of the knee Cable routes around the knee joint through the tendon back plate When extreme force is applied to the knee joint, the cable progressively tightens to provide support and prevent excessive rotation and bending CCRS also grips and squeezes the brace shells