Protects mattresses from stains (accidental spills, perspiration, bodily fluids) * Available in common mattress sizes fits Full (54x75 inch) * Features Miracle Membrane, provides a barrier to dust mites, allergens and irritants * A must for families with children and pets! Mattress protector goes on like a fitted sheet. * Made of soft cotton terry backed with a breathable polyurethane film allowing body to breathe