The Bamboo Mattress Protector is designed for a great night's sleep.It is constructed from ultra-tech polyester and viscose rayon that are derived from bamboo blends which keep you cool and comfortable throughout the night.Additionally, because it is waterproof, your mattress will be protected.Its fabric is breathable and soft to the touch, so it feels great to sleep on, unlike the standard vinyl or plastic waterproof mattress covers.It has elastic all around with high-quality seam construction to accommodate deep mattresses for a perfect fit.It provides protection against dust mites as well; a necessity for those with allergies.When your mattress is protected with the Bamboo Mattress Protector, you no longer have to worry when the dog jumps up on the bed or your toddler spills his drink; this mattress protector has got you covered.The Bamboo Mattress Protector is machine washable in cold water and can be dried on a low setting.Bleach and fabric softener should not be used, nor should it be ironed.