Articulated knee brace that helps support the patella. It has a patellar guide that allows optimal alignment of the patella. It supports it well and provides comfort. Format size depending on the circumference of the thigh, 15 cm above the center of the kneecap, size
the center of the patella, size S: 38 to 43 cm, size M: 44 to 49 cm and size L: 50 to 55 cm.