※ We are unable to offer discounts, so please refrain from asking for them. ※ Customers in Hokkaido, Okinawa Prefecture, and remote island areas must contact us before purchasing. ☆ Doctor's Pillow ☆ Refresh While You Sleep Cervical Spine Stabilization The recessed center stabilizes the head. Adjustable Height The height can be adjusted by removing the contents from the zipper. The Great Blessing of Nature, Negative Ions This pillow promotes mental and physical relaxation with its negative ion effect, stabilizes the mind, suppresses beta waves, activates alpha waves, and makes it easier to produce theta waves when falling asleep. In addition, it balances the sympathetic and parasympathetic nerves, especially improving the function of the parasympathetic nerves, and has the effect of improving blood circulation and relieving stiff shoulders. Beta waves are the normal state of life, alpha waves are the relaxed state, and theta waves are the state when falling asleep. Recommended for those who have difficulty falling asleep or cannot sleep soundly. Made with soft pipe specifications, it is gentle on the head and has cushioning, and is easy to keep clean because it does not produce dust. The height of the pillow can be easily adjusted by removing the contents from the zipper, allowing you to adjust it to your preferred height. Size: Approximately 35 x 50 cm Contents: Polyethylene pipe Inner bag: 100% polyester Comes with a waffle fabric cover, so you can use it as is. Made in Japan We will deliver clean and safe products. We ship within 2-3 days after confirming payment. Excluding Saturdays, Sundays, holidays, and long holidays. We also offer a wide variety of products, including hotel-style pillows, comforters, futons, kotatsu futons, allergy-resistant futons, and pillows. #pillow #makura (pillow) #relaxation #good sleep #clean #safe #made in Japan #cervical spine stabilization