MOBIUS X8 Knee BraceA relatively new company in the minds of the general public, Mobius and the X8 have actually been worn and tested by Ryan Villopoto since late 2012. Slipped on rather than strapped on, the innovative X8 is held in place by a continuous cable and backing plate system that wraps around the leg and provides natural but firm support. Tightened and released by a front dial, the system is extremely easy to put on and adjust throughout the day. Its