The TruCool Intuition Multi-Position Pillow Featuring Serene Foam is designed with a removable cool-to-the-touch cover, offering greater airflow for superior comfort. Serene foam is enhanced with Supportive Air Technology, which increases support while reducing pressure. Cover is antimicrobial treated serene foam features IsoFresh odor-neutralizing technology and is CertiPUR-US certified. TruCool and Serene are registered trademarks of Carpenter Co. Supportive Air Technology and IsoFresh are trademarks of Carpenter Co. CertiPUR-US is a registered certification mark of Alliance for Flexible Polyurethane Foam, Inc.