The Sealy Allergy Advanced Pillows provide advanced protection and comfort for allergy sufferers. These luxurious 300-thread count pillows are shapeable for any sleep position with EVERFLUFF Down Alternative, hypoallergenic, fiber fill. The Allergy Defense fabric blocks non-living allergens that can trigger allergy and asthma symptoms from penetrating the fabric of the pillow. They are also hot water washable to kill germs and bacteria.