Kenko Naturest Travel Pillow Advanced sleep technology, to go. NEW Kenko Naturest™ Travel Pillow 35th Anniversary Special Edition Orthopedic head and neck support is always important when sleeping or relaxing — but can be difficult to maintain when on the road. The Kenko Naturest Travel Pillow helps make comfortable sleep possible, even when sitting upright. This is the only travel pillow to offer the innovative features exclusive to Kenko Naturest design. Underneath the shaped support is Nikken RAM technology. The filler is renewable, natural latex. The easy-care, removable cover is woven of certified-organic cotton, for natural breathability and comfort. It features the Nikken 35th Anniversary logo. The Kenko Naturest Travel Pillow is compact and light in weight, and a form-fitting carry bag keeps it clean and ready for use.