<p>Invisible Zipper - The pillowcases are equipped with a zipper on the back. You can easily remove the pillowcase for laundry or replacement.<br><br>Filling Protector - There is a filling protector made of polyester designed to protect buckwheat from leaking.<br><br>Size - 48x24x4cm</p> <p>High-quality Buckwheat Hulls - We pick and use premium buckwheat hulls which are treated with high temperature. In addition, buckwheat hulls have good heat dissipation and flowability. To provide a cool experience and proper neck support.<br><br>Neck Support - Buckwheat hulls provide adjustable support for your head &amp; neck to get maximum comfort. The buckwheat hull helps improve memory, eliminate fatigue and tension, and make you sleep more calm.<br><br>Adjustable Height - The side zipper allows you to adjust the height of the pillows by removing or adding some buckwheat hulls as needed.</p> <p>Storage at room temperature</p> <p>China</p>