Description: Upgraded lining and skin friendly cloth: Office Chair Memory Neck Support uses upgraded lining and skin friendly cloth to maximize comfort. It comes with a zipper for easy removal and washing, and there are anti slip particles on the back to hold it in placeMemory foam: Headrest Pillow for Neck's core is made of memory foam, which provides a comfortable slow effect and can fit your body shape to provide optimal supportSize: napping pillow's size is 25cmx15cmx18cmMultifunction chair cushion: neck cushion can not only increase the height of the chair back, but also provide strong support for your neck and shouldersMultifunction use: Chair Rest Pillow can be used as a chest pad, lumbar pillow, supine pillow, prone pillow, armrest pad, etc., suitable for various needs Size Chart: 25cmx15cmx18cm/9.84inchx5.91inchx7.09inch Package Includes: 1 Napping Pillow Note: Please allow slightly errors 1-2cm differences due to manual measurement.