Sunbeam SelectTouch Premium Quilted Electric Heated Mattress Pad - Queen Size Cotton Sunbeam, America's 1 Heated Mattress Pad Turn down your thermostat and still relax in warmth and comfort LCD Backlit Digital Control with 20 Personalized Heat Settings, Auto-Off and Preheat Features Premium Softness, 50 percent Cotton/50 percent Polyester, Fits Matresses up to 21 inches deep