High quality terry towelling waterproof mattress protector designed to give a barrier between you and the multitude of microscopic dustmites which live in your mattress the p e backing will also protect your mattress from perspirationand other common accidents the cotton terry cloth surface will also give a soft feel whilst you are asleep protects mattress warrenty anti bacterial dust mite super absorbant cotton towelling fits all mattress thickness allergy and stain free sleep environm