The world"s most advanced allergen barrier, CleanRest© encasements are technologically superior to other allergy protection bedding providing a clean, safe barrier against allergens as small as 1 micron in size; yet these encasements are also soft and cool to the touch, breathable and comfortable. CleanRest© products are the first encasements to be certified asthma friendly© by the Asthma and Allergy Foundation of America. They allow air to pass through while still being fully waterproof and stain proof, ensuring maximum protection. Our super-tightly woven, exclusive and patented MicronOne¿ fabric technology completely blocks allergens such as dust mites and their waste, pet dander, pollen, mold spore, bed bugs and other nasty creatures, so they can"t get from your bed to you. No vinyl, plastic or polyurethane is used in this product so you won"t feel hot, sticky or sweaty. Our material is not noisy, crunchy or crinkly but soft and luxurious to the touch. CleanRest© products can be machine washed and dried at high temperatures, are very durable and come with a lifetime warranty. Fully zippered, CleanRest© completely encases the top, sides, ends and bottom of your mattress, pillow, box springs or duvet - fits mattresses up to 17" deep. Enjoy healthier sleep with allergist-recommended, premium quality CleanRest® and Protect Your Sleep¿.