Sleep in ease in our Beautyrest Heated blanket with Secure Comfort Technology, which is designed to virtually eliminate ElectroMagnetic Field emissons. The soft flexible wires and ultra-soft microlight plush fabric ensures your comfort. It reverses to a soft berber that adds extra warmth and loft. The heated blanket features 10 hour auto shut off and has 20 different temperature settings so you can customize the precise temperature you want. It's also machine washable for easy care and OEKO-TEX certified, meaning it does not contain any harmful substances or chemicals to ensure quality comfort and wellness. Twin and Full size have one controller, Queen and King size have 2 controllers.