The Serta Waterproof Heated Mattress Pad provides added comfort and protection to the top of your mattress. This soft heated mattress pad features a waterproof top fabric that helps preserve the quality and comfort of your mattress. Features: • Waterproof soft top fabric • Fit mattresses up to 18" in height • 10 specialized heat settings, 1-12 hour auto shutoff timer • 2 separate temperature zones for Queen, King and Cal King sizes (2 controllers) • Overheating protection • ETL certified • Machine washable • Power cord 6 ft long, controller cord 8.5 ft long • Includes manufacturer's 5-year warranty Twin Size Description: 1 Heated Mattress Pad:39"W x 75"L + 15"D Twin XL Size Description: 1 Heated Mattress Pad:39"W x 80"L + 15"D Full Size Description: 1 Heated Mattress Pad:54"W x 75"L + 15"D Queen Size Description: 1 Heated Mattress Pad:60"W x 80"L + 15"D King Size Description: 1 Heated Mattress Pad:78"W x 80"L + 15"D Cal King Size Description: 1 Heated Mattress Pad:72"W x 84"L + 15"D Solid Warranty available China Imported Material & Care Polyester Polyester Machine washable