Comfort Revolution Hydraluxe Gel Cool Case, King, Blue CONTOURING COMFORT: Pillow shape is designed to provide targeted support for your neck, allowing you to fully relax and wake up revitalized. SUPPORTIVE FOAM: Memory foam design conforms to your body shape while providing excellent support. COOLING GEL: Hydraluxe Gel layer draws heat away from your body, allowing you to sleep cool throughout the night. WASHABLE & REMOVABLE COVER: Premium cover is soft and breathable and can be easily removed and washed. 5-YEAR WARRANTY: Your purchase is protected by our 5-year warranty for extended quality use.