Advanced Orthopedic Technology Dream Deep adapts to your unique body — helping to provide ergonomic support for your head and neck. Dream Deep's revolutionary design has helped over 200,000 people wake up feeling rested and refreshed. Removable Microfiber Cover Dream Deep's custom-fitted, moisture-wicking cover can be removed and machine-washed on cold for fresh, everyday use. Icon depicting several layers representing memory foam Active-Bliss Memory Foam Our CertiPUR-US® Certified "Active-Bliss" memory foam gently hugs your head, providing customized, cloud-like comfort. Perfect for Every Sleeper Two "Butterfly Wing" cut-outs provide luxurious comfort whether you sleep on your side, back, or stomach, providing luxurious comfort and proper head, neck, and spine support all night.