However clean your sleeping environment you mattress may still be playing host to dust mites and bacteria this mattress reviver promises to eliminate these pesky pests as well as inhibiting the growrth of mould and mildew thanks to a special treatment together with a down like softness itll enhance the comfort of your mattress adding a new dimension to the way you sleeppolyester filling adds down like comfort to your mattressanti allergenic cover eliminates mould mildew fungus bacteria