ICETRON TECHNOLOGIESdeveloped FRIO, an armband that monitors and cools the body during exercise. FRIO extracts heat from the body, cooling it to the optimal temperature. As a result, it boosts workout capacity and accelerate recovery. The armband includes an interactive display that indicates body temperature, heart rate, speed, timing, and more. The armband connects by Bluetooth and micro-USB. It operates for up to two hours under high-intensity use, and up to ten hours at low-intensity.