The Perfect Size Designed for YouThe perforated pillow measures 17.3 inches long and 12.6 inches wide, with an inner diameter of about 3.5in and a thickness of about 2 inch. The hole in the middle of the pillow helps to relieve the pressure of the ear nervous system and relieve ear pressure and earache. Perfect for your ears, giving your aching ears a place to rest without the pain of pressure and friction. In addition, the ear pillow also fits on top of your normal pillow, making the height of the pillow more suitable for your needs. Soft and Comfortable Curved DesignIn order to give you a better sleep experience, the ear pillow uses a long curved design, a unique curved shape, designed to perfectly outline the natural curve of your neck and shoulders. It has grooves on one side to provide a comfortable resting spot for your shoulders and neck. Designed to Adjust to Fit YouThe ear pillow is an adjustable design. If you feel that the ear pillow is overstuffed, there is a zipper on the side where you can remove a bit of the padding to adjust the height comfortably, but still have enough support to prevent any pressure on the ear.