Hot Item 1 Sunbeam Slumber Rest Premium Quilted Heated Electric Mattress Pad starts at $69.95 at DealYard.com. DealYard SKU: HGSBMRU5SPARENT. Warmth and relaxation await you with the Sunbeam SlumberRest Premium Quilted Mattress Pad. A decorative quilt design paired with digital control, 20 personalized heat settings, auto-off and preheat features provides personalized comfort and convenience. 100 Percent Quilted cotton top, 100 Percent Polyester bottom. Fits mattresses up to 21 inches deep. You can even save up to 10 percent a year on your heating bills by turning on your Sunbeam Heated Mattress Pad and setting your thermostat back 10 percent to 15 percent for 8 hours while you′re sleeping. Sunbeam heated mattress pads deliver your desired warmth setting throughout the night, without layers of blankets and heavy comforters.