Our Beautyrest heated mattress pad contains Secure Comfort technology, which is designed to virtually eliminate Electromagnetic Field emissions. The soft flexible wires and quilted top ensure your comfort. The fitted skirt is designed to create a perfect fit and fits up to a 18" mattress. Our heated mattress pad is machine washable, with a 10 hour auto shut off, and 5 setting temperature control. Twin, Twin XL, and Full size have one controller, Queen, King , and Cal King size have 2 controllers. Includes manufacturer’s 5-year warranty.Law Label:UNDER PENALTY OF LAWTHIS TAG NOT TO BE REMOVED EXCEPT BY THE CONSUMER ALL NEW MATERIAL Consisting of 100% POLYESTER FIBER REG. NO. RI 16393 (CN)Certification is made by the manufacturer that the materials in this article are described in accordance with law.MADE FOR E&E CO., LTD 45875 Northport Loop East,Fremont, CA 94538Federal RN#91519MADE IN CHINA