Your bed is your oasis - keep it hygienic with Naturepedic's Organic Waterproof Mattress Protector Pad. A non-toxic waterproof barrier is encased in two layers of organic cotton jersey for clean comfort that doesn't crinkle or squeak. Naturepedic's proprietary DrySleep technology blocks liquids from passing through while allowing water vapor to escape for a cool, dry sleep. Plus, it's machine washable and dryable and one size fits most mattresses - hygienic, healthier sleep has never been easier. Naturepedic sleep essentials are made without flame retardants, formaldehyde, polyurethane foam or questionable chemicals - Only Good Things in a Naturepedic.