Advanced cooling design: the world's most advanced real-time cooling pillow. The GhostPillow gel memory foam has patent-pending technology with premium materials designed for the ultimate in cooling comfort. With patented cooling technology inside, the GhostPillow - Memory Foam is one of our top-sellers. Its aerated gel memory foam fill keeps your head supported as you sleep, while allowing for continuous airflow to keep you cool. The GhostPillow Memory Foam is one of our top sellers, with a contouring gel memory foam fill designed to keep your head supported as you sleep. Tired of waking up hot? The gel memory foam is also aerated, allowing for continuous airflow to keep you cool. Plus, the Ghost Ice fabric cover is instantly cool to the touch, and our proprietary phase-changing material adjusts to your body heat in real-time. Color: White.