Protect your mattress from liquids with the Waterproof Fitted Pad. Made with two layers of jersery organic cotton fabric for maximum comfort and flexibility. There is a ultra-thin waterproof barrier between the top and bottom of the fabric, featuring DrySlee technology to block any passing through liquids while still allowing the fabric to breathe. Some water vapor is allowed to escape resulting in more comfortable sleep. Also blocks dust-mites and other allergens. Fitted design with organic cotton skirt and full elastic perimeter. Features: Two layers of jersey organic cotton fabric for maximum comfort and flexibility - Top and Bottom Highly absorptive and extra soft Ultra-thin waterproof barrier in center featuring DrySleep technology Fitted design with organic cotton skirt and full elastic perimeter NO Vinyl/PVC, phthalates, or latex rubber NO Flame Retardants Machine Wash & Dry