ProStyle� increases elasticity of muscles tendons and ligaments to reduce the risk of injury when under stress and strain * Clinically proven to increase surface skin and subcutaneous temperature between 2-3?F the optimal level to make tendons and muscles more pliable and elastic to provide optimal muscle function * Comfortable to wear for long periods * Provides protection heat & support for the ankle and foot * Designed to assist in pain relief from Diabetes Arthritis and Raynaud's Disease *