Certified & tested for harmful substances with OEKO-TEX STANDARD 100 requirements, products quality are proved to be guaranteed, bring you and your family a healthy sleep.2 pack waterproof mattress protectors for size bed are here to save your time and money! With the support of an alternative mattress protector for kids, you are always prepared for any unexpected accidents even though other waterproof bed cover size needs to be washed.Upgrade TPU layer of size mattress protector (54" x 75") is 100% water resistant, protecting your mattress from urine, pee, perspiration, and accidental spills, no more worry about ruining expensive mattresses from inevitable fluid spills, and enjoy playing with kids or pets on bed.