Filling: 100% US Grown Organic Buckwheat Hulls. Casing: 100% Natural Unbleached Cotton.</br>May relieve common sleeping problems such as; tension?? muscle pain?? stiff neck?? headache and stress</br>Will conform and adjust perfectly to your "?? neck?? and spine. Will NOT collapse like foam.</br>The buckwheat hulls allow air to circulate throughout the pillow. Cooling it off quickly.</br>The pillow weight is 4 - 5 lbs *Pillows are filled by volume. The weights are a guide and will vary based on seasonal crop conditions.</br></br>Product Description</br></br>Thank you for stopping by. I appreciate that you are taking the time to look here. In Japan when we want pillows we go to a pillow maker. Unfortunately for me?? while living in this country I found it virtually impossible to find an authentic Japanese buckwheat pillow?? so I decided to create and manufacture my own based on my own lifetime experience. I have been using buckwheat pillows just like the one I'm selling here?? since I was a small child in Japan?? and I can't sleep without it! I believe that once you try this pillow you will never s