Memory Foam Headrest Car Neck Pillow Support Neck Travel Neck Support. The high quality memory foam molds to the natural curves of your body to provide truly custom comfort. The auto head restraint pillow can effectively support the head, neck and shoulder, correct your sitting posture, maintain the normal morphology of the cervical vertebra, and improve driving comfort and safety. No tools required, easy to fix, and stays securely in place. Soft and delicate, suitable for all seasons, easy to maintain.