Electrowarmth M54Fd Double Full Two Controls Heated Mattress Pad, 54-Inch by 74-Inch 100% Polyester Made in US 10 warming settings provide personalized comfort with quick heat up feature Save energy cost turn down your home thermostat which pays for the bed warmer over and over again. Electrowarmth warming system delivers consistent warmth and will safely shut down if ever used in an unsafe manner. etl approved for your safety. Full one year warranty with 30 day money back guarantee. machine wash and dry.