Comfortable waterproof protection the soft comfort of a mattress pad now offers waterproof protection. This cozy mattress pad has a quiet waterproof membrane that protects your mattress from spills and accidents. The liquid proof backing is designed to guard the mattress surface from stains while allowing airflow for breathable comfort. ≪ cozy microfiber cover the mattress pad surface features soft microfiber on top of a layer of hypoallergenic down alternative fill. Diamond quilting keeps the fill in place and improves airflow for a smooth, even, comfortable sleep surface. ≪ a durable elasticized skirt with deep pockets stretches to create a smooth, even fit on any type of mattress. High quality materials and exceptional design create a secure fit that ensures this waterproof pad does not alter the feel of your mattress. materials cover and fill: 100 percent polyester fibers; backing: 100 percent polyurethane.