Experience the epitome of comfort and protection for your sleep sanctuary. Featuring innovative moisture-wicking TENCEL™ Lyocell Fiber to regulate temperature ad Ultra-Fresh Product Protection. Discover a world of tranquility with this 100% waterproof, breathable protector that cares for your sleep and the planet. This product contains TENCEL™ Lyocell fibers. TENCEL™ is a trademark of Lenzing AG. This product is derived from sustainably managed wood sources.