Proven functional principle: - circular clamp construction which presses with a silicone pad on the muscle - anatomically shaped silicone insert - adjustable closure for adjusting the pressure on the muscle. Easy to use: - easy application of the orthosis, thanks to the anatomical shape - easy to close with hook and loop fastener - adjustable fastener. High wearing comfort: - soft and comfortable on the inner side for good wearing comfort - nubbed pad with textile cover and anti-slip coating - dark outside, easy to wash off, reduces dirt