Northeast Products Therm-A-SEAT Heat-a-Seat Insulated Hunting Seat Cushion/Pillow NO BATTERIES, NO CHEMICALS, NO GIMMICKS! Retains and reflects your body heat Filled with our new INSULSOFT INSULATION that will keep you WARM, DRY, AND COMFORTABLE all day long SUPER QUIET Insulsoft shredded closed cell foam is rated one of the best insulators on earth! "THE HEAT'S ON" when you sit on a new Heat-a-Seat! DURABLE, LIGHTWEIGHT, AND WATERPROOF; comes with convenient carry handle