About this item ??Easy to clean?? – the outer cover is easy to pull apart for washing. The inner cover zips open so that you can remove or add buckwheat to meet your needs.??Relieve neck pain?? – buckwheat pillows are very supportive and won’t flatten. It can relieve neck pain and make you feel comfortable.??Cervical Neck Pillow??: not only removable and washable cotton cover, as well as filling buckwheat shell liner, buckwheat have Help you relieve common sleeping problems.??Buckwheat Pillows??: Health care function, calm and soothe the nerves, Roll pillow ideal for neck, lumbar and leg support, Skin-friendly, moisture-wicking pillow, Giving you a better nights sleeping. Material: Made from buckwheat hull filling.??Easy Adjustment??Zipper Opening for Easy Adjustment – Adjust yourself to the most comfortable height for sleeping.