Single Electric Blanket With a quick heat up time these electric blankets give you far greater control & luxurious comfort, whilst also saving money. The electric blanket also acts as a cotton mattress protector which keeps you warm in the winter and cool through the summer months.MACHINE WASHABLE: Detachable bedside controllers enable you to easily machine wash your electric blanket at 40 degrees. Meaning you can enjoy that clean and fresh, new sheet feeling over and over again.