Fitted Mattress Pad For Allergy Relief, Twin. Sleep allergy free with our new, revolutionary brand in bedding - Allergy Relief. The Allergy Relief Cotton + Comfort Fitted Mattress Pad features a soft, 300 thread count cotton and hypoallergenic fill. Each pad comes with our patented allergy-protection technology to help you sleep uninihibted. Each pad is machine washable and comes with a lifetime warranty. Complete your collection and protect your bed with Allergy Relief. COTTON + COMFORT: This mattress pad provides a soft, 300 thread count cotton that fully encases your mattress. MATTRESS PADDING: Hypoallergenic fill provides a plush layer of comfort to any mattress. EASY INSTALL: Each mattress pad is easy to pull over the corners, and fits mattresses up to 18" deep. MACHINE WASHABLE: Allergy Relief can be cleaned in a washing machine and put in a dryer at low heat. LIMITED LIFETIME WARRANTY: All Allergy Relief products are backed by a limited lifetime warranty for a worry-free comfort experience.