NECK SUPPORT BUCKWHEAT PILLOW: Made of 100% Cotton Cover, skin-friendly and breathable + buckwheat nusk filled . Buckwheat Hulls can provide FIRM SUPPORT. Therapeutic bolster pillow want you alleviate cervical spine pain while also enjoy comfort YOUR CUSTOM NECK PILLOW: All our neck support pillow both inder and outer pillowcases features INVISIBLE ZIPPER. You can add or remove some hulls to your liking. The MORE hulls you REMOVE THE SOFTER, otherwise, the more hulls ADD THE FIRMER. ERGONOMIC DESIGN: 12"x12"size, U SHAPED DESIGN curved can enclose your neck and shoulders, provides all round Support. High-Quality amount of buckwheat hulls filling make the travel neck pillow provide more firmer support, relief more tension and pressure. RELIEVE CERVICAL SPINE ISSUES: Whether your napping at home or in the office, making your back and neck more comfortable and relax. Great for reducing pain sleeping problems such as neck pain, muscle pain, stress, reduce fatigue and tension. WORRY-FREE: We sell buckwheat hull pillow are produced with high standards and carefully checked. Please feel free to CONTACT US BY MESSAGE when you have any questions. We will provide a satisfactory solution within 24 hours.