Our Deluxe Wooly Mattress combines 4500 coils with the finest hand-selected natural fillings to offer a beautifully supportive and comfortable sleeping surface, while a Merino wool blended outer cover ensures this mattress is completely chemical free, while also being naturally flame resistant. Order today and take advantage of our 100 Night Sleep Trial when purchased with a Deluxe or Organic Washable Mattress Protector.