Sunbeam Queen Heated Quilted Mattress Pad with Dual Control and 5-Heat Settings, 100% Cotton Cotton Experience a warm, gentle slumber with the Holmes Quilted Heated Mattress Pad. 250 thread count 100% Cotton Top and ThermoFine technology to auto-adjust for consistent heat control and 5-heat settings. Preheat setting warms up your bed so you can slip into toasty comfort at bedtime. Dual controllers for each side of the bed Machine-washable and dryer-safe.