The headrest is filled with buckwheat hulls: the shell from the plant's seeds. It is a naturally firm pillow that is moldable, cool, and all-natural. Best of all, it can be the leading choice to ...

Set the buckwheat out in the sun, which will eliminate odors, and wash the shell casing using cold water and a mild detergent. It’s crucial to get the pillow completely dry—otherwise you risk ...

We tested over 30 pillows filled with down, down-alternative fill, latex, foam, and even ones with untraditional materials, like buckwheat ... with a percale cotton shell, the Casper pillow ...

Care instructions for different fill types With the exception of memory foam, buckwheat, or pillows marked "dry clean only," most pillows can be cleaned in the washing machine on the gentle cycle.