Twin RRP$230 Sunbeam Luxury Collection PREMIUM Heated Heating Warming Electric Mattress Pad ~100% CottonTop DELUXE 100% Cotton Top - 9 oz Fill. Thermofine Warming System Senses and Adjusts, to Send Warmth when and where You Need It. 10 Hour Auto-Off Safety and Power Saving Feature. Choose Auto-Off or leave blanket on - No time limit for weekends or shift-workers. 250 Thread Count.