What about a pillow with cotton on one side and buckwheat skin on the other? What should I do with buckwheat skin pillow? What are the precautions? Wait online, give high marks if you are satisfied!
Wash buckwheat husk with clear water, dry it in the sun, and sew a flat cloth bag. On the contrary, put the buckwheat skin in and sew it, and then put the cotton in a flat bag and sew it. Put two sewn cloth bags in a cloth bag (or pillowcase), with buckwheat skin on one side and cotton on the other. All right.