Buckwheat Hulls Pillows have been used in Japan as the go-to pillow for centuries. What makes this pillow special is the superior support it provides over other filling materials, which makes it perfect for people with neck pain, back pain, headaches or other posture-induced ailments. Filled with 100% all-natural Buckwheat Hulls, this pillow provides you with enhanced air circulation. Moreover, this pillow comes with a bamboo pillowcase so you don't have to buy a separate one. This pillow is ready to go.