Sunbeam Electric Heated Warming Premium Luxury Comforter - Twin Size White 100% Cotton Sunbeam electric heated blankets blend technology, comfort, performance and style in every product to offer a wide range of choices that truly redefines how the world sleeps. Cut down on your energy costs and heating bills by turning on your heated blanket and setting your thermostat back by 10%-15% for 8 hours while sleeping. Lighted controller with multiple heat settings to provide personalized comfort; Controller type may vary ThermoFine technology senses and adjusts to deliver consistent warmth while you sleep 100% Cotton Shell - 100% Hypoallergenic Polyester Fill