Improve Your Sleep Quality: Our neck pillow is made of high-quality memory foam and proven contour design perfectly supports and aligns your head, neck, shoulder, and back. 2-in-1 Cervical Pillow: Our contour support pillow measures 23.7 x 14 x 5 / 3.9 inches (L x H x W). It features two neck support levels to naturally align your neck, allowing for a comfortable and restful sleep Ergonomic Design: The ergonomically shaped neck contour and central cavity. The pillow also features a special armrest, providing full support to your shoulders and arms Premium Safety Memory Foam: The neck pillow is made of high quality CertiPUR-US & Oeko-Tex certified rebound memory foam that meets strict safety and quality standards. 5s rebound memory foam will "remember" the curve of your neck and adapt to your shape Breathable and Washable Pillowcase: The side sleeper pillow’s cervical spine cover is made of ultra-comfortable, breathable fabric with mesh sides to maintain an ideal temperature and extend the memory foam core's life. Removable and machine washable cover