D-Core Cervical Pillow, manufactured by Core Products International, offers superlative cervical support at an economical price. The D-Core Cervical Pillow delivers relief through its "D-shaped" center, which gently supports the head while the lobes support the neck. Each part functions to help restore the natural curvature of the neck and upper spine. The unparalleled support, additionally, offers relief from tension headaches, neck spasms, arthritis, and even snoring. Offering 100% polyester fiber, this cervical pillow is more comfortable than other supportive pillows on the market.