Mattress Protector is a premium mattress protectors provide undetectable protection for you and your family protects against allergens, dust mites, bacteria, perspiration, urine and fluids. It protection against dust mites, fluids, urine, perspiration and allergens making them especially helpful for those with kids, pets, allergies or incontinence. As we sleep we shed thousands of dead skin cells, which can quickly accumulate providing an ideal environment for dust mites. OYO BABY mattress protectors trap dust mites, allergens and skin cells on the surface of the protector where they can be easily washed away during suggested quarterly laundering. This helps provide a cleaner more allergen free sleep environment for you and your family. The surface material is made with soft cotton terry back coated with a breathable, hypoallergenic and 100 per cent waterproof membrane.