NWT Cervical Neck Pillow for Pain Relief Sleep, Memory Foam Pillow w Pillowcase This contour memory foam pillow features a hollow ergonomic design. Designed to mimic the C-shaped curve of the neck, it helps you maintain a healthy cervical spine position while sleeping. This cervical neck pillow follows the natural curve of the body, providing support for the head, neck, and shoulders and helping to alleviate body pain and improve sleep quality. The innovative design of the butterfly-shaped pillow reduces poor sleeping posture. The center of the cervical pillow provides an ergonomically adjustable height to support the sleeper's head. The arm area provides support which can effectively prevent poor blood circulation. Suitable for all sleep positions: back, side, stomach. Size: 24"×13"×4.7" Plush Memory Foam ♥ 2 HEIGHTS AND ARMREST DESIGNS ♥ SLOW REBOUND HIGH QUALITY MEMORY FOAM ♥ BREATHABLE AND REMOVABLE PILLOWCASE As this memory foam pillow is shipped in an airtight package, you may notice a factory scent upon first opening the package. This is normal, and will abate after a few days.