Nihon Iryo Kenkyu Co., Ltd. Cervical Pillow Yume (Dream) - Size M With cover and box New, unused ★ Product Description Relieves tension in the neck and shoulder muscles, and stabilizes the neck with a natural curve and a soft feel. ・ Pillow with a natural shape that follows the curve of the neck ・ Achieves a comfortable position until waking up ・ Well-ventilated, preventing heat and humidity from building up Thank you very much.