Protalus designs shoe insoles that are laboratory tested and proven to correct ankle alignment using our patented heel cup technology. The Protalus approach will help your body move like it was designed to, from you feet on up, so that you can have optimal pressure distribution and avoid musculoskeletal injuries associated with misalignment. We don't just serve individuals at the retail level, we also work with companies big and small to help improve the health of their workforce and reduce their frequency of injury.