The Thermoactive Ankle Support is anatomically designed to provide consistent and uniform pressure across the ankle joint. This is a method called circumferential compression. Each Ankle Support is user adjustable for a precision fit. ThermoActive is anatomically shaped wraps provide dedicated support to the entire ankle and will not slip and slide as you move. The removable gel packs can be placed anywhere on the wrap to direct the heating or cooling effects right to the source of the pain.