Memory Foam Travel Neck Pillow with Black Microfiber Cover. Provides Comfort and Head Support for Sleeping on Airplanes or Car Trips. Ulra-soft, allergen resistant microfiber cover that's resistant to germs & bacteria. Molded memory foam which distributes head pressure and shapes to your natural neck and head shape to provide maximum comfort. 11 inch x 11 inch x 3.14 inch design provides proper ergonomic support allowing you to sleep in a healthy posture during a long flight or car ride.