Sunbeam Imperial Queen Heated Mattress Pad, 140-Thread-Count Poly/Cotton, White Cotton Queen-sized heated mattress pad in white with uniform and consistent heating Dual SimpliTouch dial controls with independent adjustments, 10 temperature settings, 10-hour auto-off, auto-dimmer ThremoFine Warming System automatically responds to body, bed or room temperature changes 50/50 cotton/polyester blend, 140-thread-count top; 100 percent polyester skirting fits mattresses up to 18 inches deep Machine washable; made in the USA from fabric imported from China