Demand is heating up! Experience the gentle, therapeutic warmth of a Rostra ComfortHeat automotive carbon fiber seat heating system with dual-zone heating for soothing lower back pain and adding car seat comfort that works with cloth or leather vehicle seats. The therapeutic seat heater is fast-heating providing warmth in less than a minute. Treat yourself to the ultimate in comfort by installing both the ComfortSeat Lumbar Support and therapeutic ComfortHeat heated seats in your vehicle today!