AnkleSTONE® is an appliance designed to improve athletic performance, reduce foot and ankle injuries, and accelerate recovery following an injury, surgery, or other ailment. Created by Marien Zanyk, PhD, this unique orthopedic appliance can also be used for soft tissue massage of the foot to relieve pain and discomfort due to overuse and injury. AnkleSTONE is lightweight, durable, simple to use by following the provided instructions. It is equally as effective for professional athletes, fitness enthusiasts, and active seniors. Its many uses and capabilities include injury recovery, muscle stiffness, flexibility deficit, plantar fasciitis, Achilles tendinitis, ankle joint restriction, surgical procedures, and diabetic peripheral neuropathy.