Clarifications and features: * Patellofemoral pain syndrome. * Brutal subluxation of the kneecap. * Brutal total dislocation of the kneecap. Patellofemoral joint inflammation. Brutal Compression Syndrome. Cartilage softening. * Posterior posterior knee surgery. * Available in six different sizes left and right. See table of sizes. * You can adjust the level of support yourself, not pressing the knee cavity.