You may sleep well but are you sleeping healthily these mattress revivers and pillows are specially treated to eliminate the growth of mould mildew fungus bacteria dust mites and dust mite allergens both on the sleeping surface and inside making them perfect for allergy and asthma suffers with a down like polyester filling and polycotton covers youll enjoy a luxuriously deep soft cushioning thatll totally transform your sleeping comfortpolyester filling adds down like comfort to you