Chill out and stay chill, comfy and safe with the Serta Power Chill mattress protector. Serta Power Chill mattress protector is made with cool-hex technology, designed to turn heat into cooling comfort, offering you the ultimate luxury comfort every night. Our highly advanced bedding protections prevent the growth of unpleasant scents to keep your bed cleaner, fresher, safer and more durable. Water-resistant mattress pad barrier protects you and your mattress from spills and moisture.