The car headrest pillow is made of slow-rebound memory foam for a comfortable ride. πππππ½πππΌπππΌπ½ππ & ππππππΌπ½ππ πΎππππ - The car neck travel pillow cover is made of breathable, soft, sporty fabric that is skin-friendly and suitable for all seasons; it keeps air flowing. The pillow cover is removal and machine washable.