YOLER Activated Carbon Buckwheat Bedding Pillows - Cervical Neck Support Traction Improve Posture - Cool Hygroscopic Breathable Neck Pillow 24"x17" - No More Pain or Stiffness Deep Sleep Pillow EXCELENT QUALITY AND NATURAL FABRIC - 100% Cotton Fill with Activated Carbon and buckwheat.Maybe feel a little hard when you first use it.Dont worry,its natural feeling since it filled with carbon and buckwheat in the middle of the pillow,thats the different from other soft Pillows SLEEP INNOVATIONS BREATHABLE PILLOWS - Breathable Cotton and A massage relaxed tired muscles. Hypoallergenic and dust mite resistant Purify air ENJOY A SWEET DREAM - The activated carbon could promote proper alignment allowing deeper sleep through the night.17 x 24.5 inches Better for Neck NOTE:Dont wash it in water or dry-clean. Please clean it in the sun and keep the energy of the carbon and buckwheat use recycle.Keep the Pillow in the sun 2-3 times in one month could be better BACKED BY OUR WAY TOO EASY MONEY BACK PROMISE - We guarantee you'll love the pillow,if you don't like your pillow,or whatever, we'll instantly, no questions asked, refund your money,What you should do is contact us via Amazon message for any problems