It is a functional rigid brace that is made of lightweight aluminium material designed according to the anatomical knee shape, providing flexion and extension limitation. Flexion (0 °, 15 °, 30 °, 60 °, 90 °, 120 °) and extension (0 °, 15 °, 30 °) degrees can be adjusted. It provides the most favorable stabilization with the principle of 4 points. It prevents forward and back tibial displacement and prevents knee hyperextension. Indications Instability caused by collateral ligament rupture Conservative treatment of combined instabilities instabilities Isolated rupture of ant. cruciate ligament or combined ant. and post. Cruciate ligament ruptures Declaration of Conformity CE *Available in Left or Right. **Please measure the circumferences’ of 16 cm below your kneecap and 16cm above your kneecap. SIZE BELOW KNEE CIRCUMFERENCE(CM) ABOVE KNEE CIRCUMFERENCE(CM) S 34-38 42-48 M 38-42 48-54 L 42-46 54-60 XL 46-50 60-67 XXL 50-54 67-74